Whale and Dolphin Conservation (WDC) is a leading global charity dedicated to the protection of whales and dolphins. This page offers general information on the sentience of cetaceans.

The website of Kay Holekamp of Michigan State University, whose research focuses on mammalian behavioral development, its physiological substrates, the socio-ecological forces shaping it, and its evolution. The site offers an ongoing list of articles related to this field. See also Notes From Kenya: MSU Hyena Research, where students in the Holekamp Lab blog about their experiences in Kenya, research on spotted hyenas, and adventures in the field.

This is the personal website for Marc Bekoff, professor emeritus of Ecology and Evolutionary Biology at the University of Colorado, Boulder, a Fellow of the Animal Behavior Society, and a past Guggenheim Fellow. He is a prominent researcher in the study of the varieties of animal sentience.

A comprehensive website on Macroscelididae biology and relevant research, curated by elephant-shrew researcher Galen B. Rathbun of the Department of Vertebrate Zoology and Anthropology at the California Academy of Sciences in San Francisco, with technical support from the Department of Information Technology and Department of Research Informatics at the California Academy of Sciences.