Numbers 67 - 72 English Edition - Numbers 73 - 77 Number 73 Genus Avicularia. Number 74 Crocodiles. Ancestral Creatures in Danger. Number 75 Legless lizards. Pseudopus apodus. Number 76 Cobras Number 77 Turtles of Mexico Numbers 1 - 6 Numbers 7 - 12 Numbers 13 - 18 Numbers 19 - 24 Numbers 25 - 30 Numbers 31 - 36 Numbers 37 - 42 Numbers 43 - 48 Numbers 49 - 54 Numbers 55 - 60 Numbers 61 - 66 Numbers 67 - 72 Numbers 73 - 77