While male hummingbirds of other species swoop over
the female during courtship dives, the shimmery purple - faced Costa's zoom by on the side.
It had already been known that Saccopteryx males, beside their mating calls, present a self - made «perfume» to
the females during courtship.
However, since only 6 out of 45,000 spider species worldwide have males injuring conspecific
females during courtship or mating, it is a very interesting finding.
Not exact matches
Every spring, male sage - grouse, which stand two feet high, return to historic strutting grounds known as leks to perform elaborate
courtship dances
during which they inflate yellow air sacs on their chests to impress
female onlookers.
During courtship, males wave their wings in front of the
females for a few seconds, dispersing the scent that comes out of these bags.
But apparently the single most attractive feature to
females is not a male's power suit or macho strut but his snood — a fleshy appendage above his beak (an arrow points to it here) that can stretch to twice its ordinary length
during courtship.
Often,
during courtship,
females in heat mount and hump their male «suitors.»