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Life & Evolution

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dwarf mongoose

JUST YOU WAIT  It takes a while for dwarf mongoose immigrants to adjust to life in a new pack, but eventually, group members benefit from newcomers’ contributions.

marsupial lion illustration

NEW MARSUPIAL LION  A newly named species of extinct marsupial lion (illustrated) was dog-sized but probably as fierce as anything in its forest. 

narwhals

FREEZE AND FLEE  Narwhals, mammals known as “unicorns of the sea” for their single tusk, have another oddity: Their hearts slow to near-arrest during frantic flights into the deep.

Life & Evolution

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