Biology

Species account describes the life history, flight period, caterpillar hosts, adult food, and habitat of this species. Distribution map and photo provided.

Photos, distribution map, and facts about the life history and ecology of this species.

Physical traits, life history, flight period, diet, and habitat. Includes photos and range map.

Photos of this species taken in Florida and Michigan.

An illustrated guide to geographic variation in this species and its larval host plants, by Dr. Wayne H. Whaley.

Photographs and information from ARKive including classification, status, description, range, habitat, biology, threats and conservation.

Wikipedia article on the largest butterfly in the world, Ornithoptera alexandrae.

Fact sheet describes life history, physical traits, and ecology. Provides a photo and range map.

Photographs, common and scientific names, publication details, and general range maps for more than 50 species.

Information from ARKive including description, range, habitat, biology, threats and conservation.

Photos of this species taken in Texas.

Research project by Marcella Gutierrez at the University of Wisconsin-LaCrosse.

Describes the Australian distribution and biology, and the damage caused.

Photo of this bird and facts about its habitat, diet, and physical traits.

A personal account from Snowy Owl.

Article by Tamra Brennan on the unexpected arrival of a white buffalo calf at a zoo in Pennsylvania.

The BBC reports that a mystery disease has killed more than 10,000 saiga antelope in Kazakhstan.

Photographs and information from ARKive on this species endemic to the island of Mindoro in the Philippines.

Factsheet on the beisa oryx (Oryx gazella beisa) and the fringe-eared oryx (Oryx g. callotis). Includes characteristics, habitat, behavior, diet and threats.

Discusses ongoing field research concerning the behavioral habits of the Fishtrap wolf pack in northwest Montana.

Photo blog by a Canadian woman who has spent half her life living amongst wolves.

Factsheet from ARKive with description, biology, status, photos and videos.

Bobcat's tracks and natural history, with notes about personal encounters with bobcats.

Many videos and photographs with details of classification, status, description, range, habitat, biology, threats and conservation.

Provides information about lions in nature, art, literature, mythology and religion.[English and Dutch]

Features photos of the African lion's brain.

Features a drawing, plus a brief overview describing the cat's markings, den preferences, and eating habits.

Research project by Lucas Hechimovich on this endangered carnivore, including its classification, habitat, adaptations, reproduction, nutrition and interactions with other species.

Photographs and information on the largest species of cat in the world.

Discusses research project at Long Marine Lab, at UC Santa Cruz into the nutritional needs and the long-term survival of this threatened species.

Features live images from 7 a.m to 7 p.m. Pacific Time. Also offers information on the species and a guide to spotting them in the wild.

Information about Martes martes, an endangered species.

Information about badgers, legal protection, group activities, photo gallery and a forum. Based in Wales, UK.

Photograph and notes on this species, its habits, reproduction and diet.

Badger movies, sounds, photographs, drawings, links.

Seaworld Education Department presents the classification, habitat, longevity, causes of death, and references for more reading about Ursus maritimus.

Photographs of blue whales of underwater and aerial images.

The foundation is intended to provide information about the natural history of the humpback whale, and its research and conservation efforts.

Includes information on dolphin facts, provides photos, and has a message board.

Sound recordings of beluga whales in St. Lawrence, Canada.

Field research examining the purpose and function of the narwhal tooth; legends, lore, and international history related to the tusk.

Detailed fact sheet, including vocal and gestural communication, behavior and morphology, with references. Includes images.

Information about the species and about the two dragons at the zoo.

Offers a transgenic rodent production service. Includes an overview of services, advantages, and pricing.

Iberian wolf (Canis lupus signatus) conservation and management in Spain.