Usually Siberian cranes lay two eggs, but only one chick survives. “Their chicks are known for so-called nest aggressiveness, when the stronger nestling bites the weaker one. Families with two ...
"Generally speaking, the weather conditions in 2022 were not unfavorable: most pairs, monitored there, had chicks in July, each couple had one chick," she told TASS. Siberian cranes lay one or two ...
JAIPUR: A tagged Siberian Demoiselle crane has soared further in the pecking ... He was the elder of a two-chick brood," said Elena Mudrik, a Russian crane researcher. Crane's reverse migration ...