The Borderless Crisis of Endangered Species As President Trump's administration rolls back endangered species protections in the US, a worrying trend has emerged: transnational wildlife is caught in the crosshairs.
The changes to the Endangered Species Act (ESA) have far reaching implications for animals that migrate between Canada and the United States.
Take, for example, the southern resident killer whales, or orcas, which don't recognize borders. They swim back and forth between US waters and Canadian waters in search of food, shelter, and mates.