12321 As the sun sets on the New Mexico desert, what appears to be a desolate landscape comes alive. A flash of movement from a cave and then, suddenly, thousands upon thousands of Mexican free-tailed bats flood into the fading daylight. But they are not alone. Swainson’s Hawks soar near the cave awaiting their prey. As the bats emerge, the hawks plunge into the swarm talons-first. For those who have been keeping up with National Geographic’s Hostile Planet since the TV series premiered on April 1, such scenes of intense survival are not unfamiliar. As its name implies, the series explores how animals survive in some of the world’s harshest habitats, and the ways in which 蜜柚APP change is making their lives tougher still. In each episode—four out of six have aired so far—demanding environments challenge animals time and again. Baby Barnacle Geese jump from cliffs hundreds of feet high. Golden Eagles fight for a bite of a fox carcass. Pounding surf batters Rockhopper...