These are used for penetrating layers of feathers to get a firm grip on birds, their primary prey.
The cormorants specifically target yellow perch as primary prey.
They need ice for hunting seals, their primary prey.
This would lead to an increase in mice, which happen to be one of the primary prey for S. putorius.
Insects form their primary prey, but the diet of a mantis changes as it grows larger.
"Wolves simply followed trends in their primary prey, moose over 10 years old," he said.
In Florida, bass, tarpon and especially mullet appeared to be the primary prey.
They are depicted as living in groups, with their calves being the primary prey of their relative, Basilosaurus.
Their primary prey consists of various flying insects, which they seize in flight and paralyze.
In its natural range, fish are their primary prey.