Social mammals are wildly diverse, given that they can be found across all habitats and species. However, a new line of ...

Some of the best known species on Earth may not be what they seem. Credit...Steve Holroyd/Alamy Supported by By Carl Zimmer Naturalists have been trying for centuries to catalog all of the species on ...

In the penultimate episode of Crash Course Zoology, we use everything we've learned so far to try and figure out what a "species" even is anyway! As you'll see, the incredible diversity of animals ...

Despite a common narrative that male mammals tend to dwarf female ones, fewer than half of mammalian species display that pattern, a new study suggests. By Emily Anthes Female elephant seals are not ...

While bone is twice as tough (resists fracture), ivory has double the strength (withstands breaking completely). Ivory is ...

To biologists, a "species" is the fundamental unit of categorization for life on Earth and a key tool for protecting living creatures. When you purchase through links on our site, we may earn an ...