Why did blue whales get so big when their prey is teeny tiny?
Read now →When the food source is abundant, animals with bigger mouths can consume more calories.
_(28765198346).jpg?auto=compress%2Cformat&crop=faces&fit=crop&fm=jpg&h=800&q=70&w=1200 "Shore crab")
Stressed out crabs don't camouflage very well
Read now →The noise from passing ships stresses out crabs and makes them easy prey
Cleaner fish learn how to steal a little mucus snack by watching adults
Read now →Fish preferred to cheat a bit when given the choice
Swamp sparrows can guess each other's ages from the sounds of their song
Read now →Researchers hand raised a flock of swamp sparrows, and used music playback experiments to see how wild males responded to different songs