- 29.12.08 19:58
- "Some males of the species Ancistrocheirus lesueurii appear outwardly almost like females. "Possibly an adaptation for getting closer to the females," Hoving suggests."
- 4 piezīmesvieta jūsu piezīmēm
- 29.12.08 20:14
-
lacrimae rerum
vēl, dod vēl
- Atbildēt
- 29.12.08 20:27
-
Lūdzu, tikai nevar saprast, vai šis ir female vai male POW:
"For another species, Moroteuthis ingens, the males simply release their sperm packets and don't need to do anything more. The spermatophores penetrate the female's skin independently, using a substance that dissolves tissue." - Atbildēt
- 29.12.08 20:27
-
Ā, nē - skaidrs: ""Mating is probably quite risky for the male," he says. "In most species they're smaller, and could get eaten.""
- Atbildēt
- 29.12.08 20:30
-
""More than anything, it's about being fast." It seems the males are quite literally under great pressure. A few years ago, Australian biologists discovered sperm packets under the skin of a freshly caught 15-meter (50-foot) female giant squid. Covered with a "gelatinous" substance, they had presumably been "injected" by a male, the researchers reported, "under hydraulic pressure," with a penis "up to 92 centimeters (three feet) long.""
- Atbildēt