Their hands became similar to those of anteaters and other insect-eating mammals today, which have an enlarged finger with a pick-like claw to break open social insect nests.

们的手变得类似于今天的食蚁兽和食虫哺乳动物的手，它们的手指变，有类似镐的爪子，可以打破群居昆虫的巢穴。