They have been known to take the eggs of other birds.
It has been known to eat the eggs of small birds.
He went on to collect birds eggs for more than 50 years.
In the room on the left, there were lots of glass cases which had birds eggs, large and small.
They have been known to occasionally take eggs of small birds.
While still a child, she began a collection of bird eggs and insects.
It can almost certainly be presumed that bird eggs are also taken when found.
The most commonly used bird eggs are those from the chicken.
"Is it true that you steal the eggs of other birds?"
At his death he left a collection which included 35,000 butterflies and 900 bird eggs.