Use this collection to learn more about each animal phylum or major subgroups of animals.

EOL has over 30,000 audio clips of animal sounds from birds,frogs, insects and mammals.

A collection of some of the most amazing images on EOL.

Bet you didn't know that some plants can eat animals or that Arctic Terns travel distances of more than 80,000 km during their migration! Find more interesting species facts in this collection.

Scientific illustrations are an important part of scientific communication, highlighting observations and details.

Animals use bioluminescence to attract prey or mates and to defend themselves against predators.

Explore this collection of species that use camouflage to blend into their environments.

A collection of species that form the base of a Caribbean coral reef food web.

When he formulated his theory of natural selection, Darwin used the finches' beaks as examples of how different environments could shape species.

Use this collection to learn more information about domains, kingdoms, classification and taxonomy.

Eclosion is the emergence of an insect larva from its egg or an imago (adult) from its pupal case or nymphal cuticle.

Examples of exuvia, the discarded skin of an animal that has molted.

Many mammals, as well as birds, insects and other animals, rely on fruit as a source of energy and nutrients.

Learn about phytopathogenic fungi, important in the study of plant pathology.

A collection of model organism that are used extensively studied to understand particular biological phenomena.

An indicator species is an organism whose presence, absence or abundance reflects a specific environmental condition. Indicator species can signal a change in the biological condition of a particular ecosystem, and thus may be used as a proxy to diagnose the health of an ecosystem.

An invasive species is defined legally in the USA as "An alien species whose introduction does or is likely to cause economic or environmental harm or harm to human health."

A model organism is a species that has been widely studied, usually because it is easy to maintain and breed in a laboratory setting and has particular experimental advantages.

The phylum Mollusca contains some of the most familiar invertebrates, including snails, slugs, clams, mussels, and octopuses.

A collection of examples of physical features of animals.

This collection highlights the different aspects of the natural history of honey bees.

A collection of examples species laying eggs as part of their reproductive cycle.

Paternal care, a father participating in the raising of offspring, is rare in mammals, but quite common in birds, fish, amphibians, and some species of insects.

Examples of plant species that are of economic importance to humans.

A collection of species that pollinate plants..

A collection of birds that live in the rainforest.

A collection of unique plant species.