Assertion: mallard's nest | /r/MadeOf | as many as 30 eggs
Facets:
Source sentences:
text: However, if nesting boxes are placed too close together, females may lay eggs in the nests of their neighbours, which may lead to nests which may contain as many as 30 eggs and unsuccessful incubation, a behaviour known as "nest dumping".
text: However, if nesting boxes are placed too close together, females may lay eggs in the nests of their neighbors, which may lead to nests which may contain as many as 30 eggs and unsuccessful incubation, a behavior known as “nest dumping”.