Mammals, including humans, stand out with their distinctively upright posture, a key trait that fueled their spectacular evolutionary success. Yet, the earliest known ancestors of modern mammals more resembled reptiles, with limbs stuck out to their sides in a sprawled posture. Mammals, including humans, stand out with their distinctively upright posture, a key trait that fueled their spectacular evolutionary success. Yet, the earliest known ancestors of modern mammals more resembled reptiles, with limbs stuck out to their sides in a sprawled posture. Evolution Paleontology & Fossils Phys.org – latest science and technology news stories
Study reveals the twists and turns of mammal evolution from a sprawling to upright posture
