Joshua Rapp Learn

Songbirds fuel merlin migration

August 31, 2021

Blood on predatory merlins’ beaks and talons is revealing the prey that propel merlins on their annual migrations. Merlins migrate between the boreal forests of ...

Tree swallows ingest dozens of pesticides

August 27, 2021

Tree swallows are ingesting various types of pesticides through their insect diet, even when they don’t live near large industrial farms where the chemicals are ...
1 2 3 54