Rajaa
Hakutulokset: 9780691000572
Rajaa
yksi hakutulos.
Sexual Selection
pokkari,
1994,
englanti,
ISBN 9780691000572
Bright colors, enlarged fins, feather plumes, song, horns, antlers, and tusks are often highly sex dimorphic. Why have males in many animals evolved more conspicuous ornaments, …