Wildlife photography roundup: wallaby, opossum, and harrier chicks feature

This week's wildlife photo collection includes a wallaby spotted on a road in Cornwall, an opossum rescued after a wildfire in Colombia, and rare Montagu's harrier chicks. Other images show a manta ray in Egypt, a coyote in California, and a polar bear at an Arctic breathing hole. The photos capture both common and endangered species in their natural habitats.