L10A
L10B
L10C
34.1 Chordates have a notochord and a dorsal, hollow nerve cord
34.2 Craniates are chordates that have a head
34.3 Vertebrates are craniates that have a backbone
34.4 Gnathostomes are vertebrates that have jaws
34.5 Tetrapods are gnathostomes that have limbs
34.6 Amniotes are tetrepods that have a terrestrially adapted egg
34.7 Mammals are amniotes that have hair and produce milk
34.8 Humans are mammals that have a large brain and bipedal locomotion