Top: Science: Biology: Zoology: Chordates: Ornithology  (94)



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Giga Bits (more) 1980 beaks feathers
birds avian Ornithology sexual dimorphism
species of birds 15 1996 Aves

Bird Milk
Article describing how the young of some birds are fed on special secretions from
their parents.
Search in Category: Reference: Education: Colleges and Universities: North America: United States: California: Private Colleges and Universities: Stanford University
Search in Category: Regional: North America: United States: California: Counties: Santa Clara: Education
www.stanford.edu/group/stanfordbirds/text/essays/Bird_Milk.html - cached


Birdnet
Ornithological Council's website with comprehensive data about North American
ornithological resources.
www.nmnh.si.edu/BIRDNET - modified: 1 month ago - cached


Creches
Article describing how some birds adopt the strategy of grouping their young,
leaving them with a guardian while both parents go off to forage.
Search in Category: Reference: Education: Colleges and Universities: North America: United States: California: Private Colleges and Universities: Stanford University
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www.stanford.edu/group/stanfordbirds/text/essays/Creches.html - cached


Electronic Resources on Ornithology
Annotated links and ornithological articles by Christopher Majka.
Search in Category: Regional: North America: Canada: Nova Scotia: Localities: H: Halifax: Business and Economy: Computers and Internet: Internet
www.chebucto.ns.ca/Environment/NHR/bird.html - cached


Incubation: Heating the Egg
Most birds create the required temperature by sitting on their eggs but some
transfer heat through their webbed feet, and the megapodes of Australia bury them
in a mound of decaying vegetation.
Search in Category: Reference: Education: Colleges and Universities: North America: United States: California: Private Colleges and Universities: Stanford University
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www.stanford.edu/group/stanfordbirds/text/essays/Incubation.html - cached


Index of Lectures
A series of articles on different aspects of bird biology such as feathers, flight,
respiration, territoriality, reproduction and metabolism.
www.ornithology.com/lectures/Introduction.html - cached


List of Essays
Many articles on every aspect of bird life. A comprehensive and useful resource.
Search in Category: Reference: Education: Colleges and Universities: North America: United States: California: Private Colleges and Universities: Stanford University
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www.stanford.edu/group/stanfordbirds/SUFRAME.html - cached


Ornithology: Science of Birds
Includes data on the science of wild birds, with an emphasis on conservation and
education.
www.ornithology.com - cached


Parental Care
The young of passerines when first hatched are naked, blind, and helpless and
require much care which involves feeding, training and protection from predators.
Search in Category: Reference: Education: Colleges and Universities: North America: United States: California: Private Colleges and Universities: Stanford University
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www.stanford.edu/group/stanfordbirds/text/essays/Parental_Care.html - cached


Polygyny
Most birds are monogamous, but in some species the occurrence of polygyny, where
one male mates with more than one female, is related to high-quality territories
with an abundance of resources.
Search in Category: Reference: Education: Colleges and Universities: North America: United States: California: Private Colleges and Universities: Stanford University
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www.stanford.edu/group/stanfordbirds/text/essays/Polygyny.html - cached


Population Dynamics
Essay discussing the factors behind the variation in the number of individuals in a
bird population over time.
Search in Category: Reference: Education: Colleges and Universities: North America: United States: California: Private Colleges and Universities: Stanford University
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www.stanford.edu/group/stanfordbirds/text/essays/Population_Dynamics.html - cached


Raptor Information System
The RIS is a free searchable catalog of over 38,000 references about the biology
and management of birds of prey.
Search in Category: Science: Biology: Flora and Fauna: Animalia: Chordata: Aves: Falconiformes
Search in Category: Science: Environment: Biodiversity: Conservation: Birds: Raptors
ris.wr.usgs.gov - cached


Sense of Direction
Article from the Princeton Weekly Bulletin outlining how Biologist Martin Wikelski
is helping to settle the long-standing debate over how migratory birds manage to
navigate in darkness and bad weather.
Search in Category: Reference: Education: Colleges and Universities: North America: United States: New Jersey: Princeton University
www.princeton.edu/pr/pwb/04/0503/1b.shtml - published: May 03 2004 - cached


Sexual Selection
Female birds of some species tend to choose as mates those males holding the most
desirable territories, but there is little evidence that females preferentially
select males with different degrees of ornamentation.
Search in Category: Reference: Education: Colleges and Universities: North America: United States: California: Private Colleges and Universities: Stanford University
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www.stanford.edu/group/stanfordbirds/text/essays/Sexual_Selection.html - cached


Site Tenacity
Many birds return to the same nesting site each season. This essay discusses why
this should be so.
Search in Category: Reference: Education: Colleges and Universities: North America: United States: California: Private Colleges and Universities: Stanford University
Search in Category: Regional: North America: United States: California: Counties: Santa Clara: Education
www.stanford.edu/group/stanfordbirds/text/essays/Site_Tenacity.html - cached


Smithsonian Migratory Bird Center
Ecological and land-management research, education, conservation policy, data on
migration and fact sheets.
Search in Category: Regional: North America: United States: Government: Agencies: Quasi-Official: Smithsonian Institution: Museums
Search in Category: Science: Institutions: Zoos and Aquariums: North America: United States: Washington, DC
nationalzoo.si.edu/ConservationAndScience/MigratoryBirds - cached


Territoriality
Article describing how birds try to exclude others of the same species from their
home range.
Search in Category: Reference: Education: Colleges and Universities: North America: United States: California: Private Colleges and Universities: Stanford University
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www.stanford.edu/group/stanfordbirds/text/essays/Territoriality.html - cached


Urban Birds
Article discussing how birds have adapted to urban foraging amid the artificial
concrete and steel ecosystems of cities.
Search in Category: Reference: Education: Colleges and Universities: North America: United States: California: Private Colleges and Universities: Stanford University
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www.stanford.edu/group/stanfordbirds/text/essays/Urban_Birds.html - cached


Vocal Copying
Article describing how birds learn their songs from adult tutors and may
incorporate sounds from other species into their repertoire.
Search in Category: Reference: Education: Colleges and Universities: North America: United States: California: Private Colleges and Universities: Stanford University
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www.stanford.edu/group/stanfordbirds/text/essays/Vocal_Copying.html - cached


Vocal Dialects
Article describing how the songs of many avian species show geographic variation.
Search in Category: Reference: Education: Colleges and Universities: North America: United States: California: Private Colleges and Universities: Stanford University
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www.stanford.edu/group/stanfordbirds/text/essays/Vocal_Dialects.html - cached


Vocal Functions
Songs identify the species of the singing bird. The territorial song of males
serves the dual purpose of territorial proclamation directed at other males and of
mate attraction directed toward females.
Search in Category: Reference: Education: Colleges and Universities: North America: United States: California: Private Colleges and Universities: Stanford University
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www.stanford.edu/group/stanfordbirds/text/essays/Vocal_Functions.html - cached


Wing Image Collection
The Slater Museum of Natural History provides a comprehensive selection of
photographs of bird wings.
Search in Category: Reference: Education: Colleges and Universities: North America: United States: Washington: University of Puget Sound
www.ups.edu/x5662.xml - cached


A Qualitative and Quantitative Study of the Lung of an Ostrich
The colossal body size, the relinquishment of flight and the extreme thermal
stresses on the ground make the examination of an ostrich’s lungs rewarding.
Search in Category: Science: Biology: Publications: Journals
jeb.biologists.org/cgi/content/full/204/13/2313 - published: Apr 24 2001


A Tale of Two Boobies
Biological examination and dissection at the Slater Museum of a booby that strayed
to the Pacific Northwest.
Search in Category: Reference: Education: Colleges and Universities: North America: United States: Washington: University of Puget Sound
www.ups.edu/x13725.xml - cached


Teachers' Domain: Bird Beak Gallery
The size of a bird's prey also presents tremendous challenges. Pelicans and bald
eagles, for instance, both rely on the element of surprise, ambushing fish swimming
just below the water's surface. The pelican typically dives into the water from ...
www.teachersdomain.org/resources/tdc02/sci/life/stru/beakgallery - published: Sep 26 2003 - cached


ABCD: Avian Brain Circuitry Database
Searchable database of the regions of a bird’s brain.
www.behav.org/abcd/abcd.php?proc=ares - cached


Bird Skull Collection
Images and data about skulls of western Palearctic and Tropical species, with
complete skeletons of some species.
Search in Category: Science: Biology: Zoology: Chordates
www.skullsite.co.uk - cached


Chicken Embryo
A number of fine photographs of the development of a chick inside the egg.
Search in Category: Regional: Europe: United Kingdom: Business and Economy: Industries: Manufacturing: Optics
Search in Category: Science: Methods and Techniques: Microscopy: Light Microscopy
www.microscopy-uk.org.uk/mag/artnov04macro/mlchicken.html - cached


Feather Quest
Interactive quiz. Can you identify the birds from which these feathers come?
www.nmnh.si.edu/BIRDNET/FeatherQuest/FeatherQuest.html - cached


Flapping Flight: Inertial Studies
Technical article by researchers at Bristol University who measured the wings of
bats and birds and calculated their efficiency in flight.
Search in Category: Science: Biology: Publications: Journals
jeb.biologists.org/cgi/reprint/198/8/1655 - cached


 PDF  Power Napping in Pigeons
Max Planck scientists find evidence that pigeons prevented from taking naps in the
afternoon sleep more intensely at night.
www.orn.mpg.de/aktuelles/presse/tauben_en.pdf - cached


The Making of an Egg
Describes the development of the egg of a bird from the release of a mature ovum to
the completed egg with shell being laid.
Search in Category: Reference: Education: Colleges and Universities: North America: United States: Ohio: Ohio State University, The
ohioline.osu.edu/vme-fact/0021.html - cached


Avian Reproduction: Anatomy and the Bird Egg
Notes on the bird reproductive system and the development of the embryo, with
explanatory drawings and photographs.
people.eku.edu/ritchisong/avianreproduction.html - published: Feb 20 2004 - cached


Avian Reproduction: Clutch Size, Incubation and Hatching
Notes on clutch size optimization in birds, reproductive success, embryo
development, incubation and the hatching process, with links to other similar
articles.
people.eku.edu/ritchisong/avianreproduction2.html - cached


Beak
Article describing the anatomy of this distinctive feature of birds which, in
addition to eating, can be used for grooming, manipulating objects, killing prey,
probing for food, courtship, and feeding the young.
www.ipedia.net/information/Beak - cached


Bird Feathers
This article discusses the features of feathers and the different types of feathers
found on different parts of the bird.
www.petcaretips.net/bird-feather.html - cached


Bird Respiratory System
Article explaining how air sacs play an important part in the gaseous exchange in
birds, with many diagrams.
people.eku.edu/ritchisong/RITCHISO/birdrespiration.html - cached


Birdcall synthesis
Article describing how birds use their syrinx, throat and beak to make a wide range
of tones without the sophisticated muscle structure possessed by humans.
www.obiwannabe.co.uk/tutorials/html/tutorial_birds.html - cached


 PDF  Development and Uses of Avian Skeleton Collections
Skeletons are essential for the identification of fossils, bones from
archaeological sites and food items taken by predators as well as histological and
physiological studies.
www.boc-online.org/PDF/vol124/Storrs%20Olson.pdf - published: Feb 03 2003 - cached


EcoBirds Behaviour
Provides a series of bird articles covering nesting, song, migration and the
curious habit of anting.
birds.ecoport.org/Behaviour/EBbehaviour.htm - published: Jan 01 2003 - cached


Flight in Birds
How do birds fly? An introduction to flight in birds examining wing shape,
airflows, flapping flight and gliding.
www.earthlife.net/birds/flight.html - cached


Mechanics of Respiration in Birds
Notes and diagrams explaining how birds ventilate their lungs.
education.vetmed.vt.edu/Curriculum/VM8054/Labs/Lab26/Notes/birdresp.htm - cached


 PDF  The Atlas of Bird Migration
Comprehensive article on the great challenge faced by long distance migrants which
have to find their way to winter quarters and return to their breeding grounds in
the spring.
www.brownreference.com/php/PDFS/AN_Title_Information/457---Sample_Spreads.pdf


The Mystery of Migration
Article that tries to answer the question of how and why birds migrate.
Search in Category: Regional: Asia: Singapore: Science and Environment: Wildlife
www.naturia.per.sg/buloh/birds/migration.htm - cached


The Normal Moulting Process in Birds
Talk given by Avian Vet A. K. Jones to a conference of the Association of Avian
Veterinarians in August 1998.
Search in Category: Recreation: Pets: Birds: Species: Parrots
Search in Category: Regional: Europe: United Kingdom: Recreation and Sports: Pets: Birds: Parrots
www.parrotpassionsuk.com/Advice/Moulting.htm - cached


The Structure of Avian Skin and Feathers
Technical article describing a bird's skin and associated structures, its feathers,
beak, claws and spurs.
pcwww.liv.ac.uk/~timn/THE%20STRUCTURE%20OF%20AVIAN%20SKIN%20AND%20FEATHERS.doc - cached


What is a Bird?
This article describes the evolution of birds, their value to humanity,
characteristic features, behavior and their reproductive behavior.
www.petcaretips.net/what-is-bird.html - cached


When and How do Birds Migrate
Article discussing the varying strategies adopted by birds in finding their way
when taking part in their long distance journeys.
www.earthlife.net/birds/migration2.html - cached


The page cannot be found
egizoosrv.zoo.ox.ac.uk/owl - cached




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