kihelkonna - gulbji [entries|archive|friends|userinfo]
kihelkonna

[ website | kihelkonna - apdzīvota vieta sāremā salā ]
[ userinfo | sc userinfo ]
[ archive | journal archive ]

gulbji [5. Maijs 2014|06:49]
Previous Entry Add to Memories Tell A Friend Next Entry
Linkir doma

Comments:
[User Picture]
From:[info]shelly
Date:5. Maijs 2014 - 10:39
(Link)
"Although swans only reach sexual maturity between 4 and 7 years of age, they can form socially monogamous pair bonds from as early as 20 months that last for many years, and in some cases these can last for life."
[User Picture]
From:[info]kihelkonna
Date:5. Maijs 2014 - 11:15
(Link)
jā, bet kāpēc. kāds evolucionārs izskaidrojums ir tam, ka viņi gadiem ilgi neatiet viens no otra vairāk kā rumpja attālumā? citi putni, lai cik monogāmi, tomēr plivinās arī atsevišķi.