AP BIOLOGY

Detailed explanation-1: -The most commonly used recent definitions are: Hominid – the group consisting of all modern and extinct Great Apes (that is, modern humans, chimpanzees, gorillas and orang-utans plus all their immediate ancestors).

Detailed explanation-2: -Hominidae includes the great apes-that is, the orangutans (genus Pongo), the gorillas (Gorilla), and the chimpanzees and bonobos (Pan)-as well as human beings (Homo).

Detailed explanation-3: -’Hominin’ is a term given to humans and all of our extinct bipedal ancestors – those ancestors who walked upright on two feet. ‘Hominid’ is the term given to all modern and extinct great apes, including humans, chimpanzees, gorillas, orangutans and all their immediate ancestors.

Detailed explanation-4: -For instance, there is consensus among scientists that the three most recent species of hominids (Homo heidelbergensis, Homo neanderthalensis, and modern humans, Homo sapiens) all evolved from an earlier species called Homo erectus.