Jumping spiders buzz, thump when dancing

From Oaxaca, Mexico, at a meeting of the Animal Behavior Society

THUMPER. Habronattus dossenus jumping spiders accompany their courtship dances with elaborate seismic vibrations. Elias

Some jumping spiders, famed for eye-catching ornamentation and courtship dancing, have recently been recognized as accomplished vibration artists as well. New tests show that among Habronattus dossenus, a male’s display—even if it’s visually striking—probably won’t succeed unless he sends the right seismic messages.