Animals are disappearing at hundreds of times the normal rate, primarily because of shrinking habitats. Their biggest threat: humans. No trace of the wild South China tiger, Panthera tigris ...

Animal experiments are widely used to develop new medicines and to test the safety of other products. Many of these experiments cause pain to the animals involved or reduce their quality of life ...

Mar. 19, 2025 — To understand why kangaroos hop -- a rarity among animals -- researchers have studied the musky rat-kangaroo (Hypsiprymnodon moschatus), a diminutive marsupial that weighs only ...