Whales, dolphins and other marine mammals are highly social, but those social ties can also help diseases spread through ...

Enjoy our cross-curricular unit on hibernating animals, designed to engage young learners in the incredible ways animals ...

Quick Take By the 1880s and 1890s, fewer than 1,000 bison remained in the wild, a stark warning about unchecked exploitation.

Monotremes are unique mammals that lay eggs, but their limited geographic ranges make them vulnerable. We explain why.

A large international study reveals that mammals tend to live longer when reproduction is suppressed. On average, lifespan ...