The marine creatures called skates skim along the sea bottom, rippling their winglike pectoral fins to propel themselves and to stir up small creatures hiding in the sand. Their unusual flattened body plan makes them one of the oddest families …
When the researcher Daniel Kronauer was still a postdoc in 2008, he traveled to Okinawa, Japan, for wild specimens of clonal raider ants (the species Ooceraea biroi). In the first colony he collected, he noticed two ants with a strange …
Animals that produce many offspring tend to have short lives, while less prolific species tend to live longer. Cockroaches lay hundreds of eggs while living less than a year. Mice have dozens of babies during their year or two of …