ANIMALS
MORE STORIES
A new archaeological find confirms the date of guinea pigs' arrival.
Read More »
Their complex songs use deejay-like methods to fade in new tunes.
Read More »
Evolutionary divergence depends on random processes and natural selection.
Read More »
How genes and hormones interact in the brain changes parenting behavior in mice.
Read More »
The world's tiniest known vertebrate species measures only 7.7 mm
Read More »
Punxsutawney Phil is heir to hundreds of years of rodent-based weather forecasting.
Read More »