According to Andrey Tatarinov, butterflies from the northern regions regularly appear at entomological fairs, including foreign ones, despite all the existing restrictions SYKTYVKAR, April 2. /TASS/.

GAINESVILLE, Fla. --- The showy colors of some butterflies could advertise their speed and nimbleness, much like a coat of bright yellow paint on a sports car. A new study shows birds can learn to ...