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Egg-laying land vertebrates (cloaca)

2.3.3.3.1.2.3.2. Egg-laying land vertebrates (cloaca) © 2003-2026 hegel.net · Kai Froeb 2.3.3.3.1.2.3.2. Egg-laying land vertebrates (cloaca) Amphibians (bound to water) 2.3.3.3.1.2.3.2.1. Reptiles (creeping animals: shelled egg) 2.3.3.3.1.2.3.2.2. Birds (feather, warm blood, flight) 2.3.3.3.1.2.3.2.3. One level back to Vertebrates and their precursors (deuterostomes, internal skeleton, red blood) One level further to Amphibians (bound to water) One level further to Reptiles (creeping animals: shelled egg) One level further to Birds (feather, warm blood, flight)
2.3.3.3.1.2.3.2. Egg-laying land vertebrates (cloaca) © 2003-2026 hegel.net · Kai Froeb 2.3.3.3.1.2.3.2. Egg-laying land vertebrates (cloaca) One level back to Vertebrates and their precursors (deuterostomes, internal skeleton, red blood) One level further to Amphibians (bound to water) One level further to Reptiles (creeping animals: shelled egg) One level further to Birds (feather, warm blood, flight) 2.3.3.3.1.2.3.2.1. Amphibians (bound to water) [Tailed amphibians] (newts, salamanders) 2.3.3.3.1.2.3.2.1.1. [Caecilians] (limbless, burrowing) 2.3.3.3.1.2.3.2.1.2. [Frogs and toads] 2.3.3.3.1.2.3.2.1.3. One level back to Amphibians (bound to water) One level further to [Tailed amphibians] (newts, salamanders) One level further to [Caecilians] (limbless, burrowing) One level further to [Frogs and toads] 2.3.3.3.1.2.3.2.2. Reptiles (creeping animals: shelled egg) [Turtles] 2.3.3.3.1.2.3.2.2.1. [Lizards and snakes] 2.3.3.3.1.2.3.2.2.2. [Crocodiles and tuataras] (transition to the birds) 2.3.3.3.1.2.3.2.2.3. One level back to Reptiles (creeping animals: shelled egg) One level further to [Turtles] One level further to [Lizards and snakes] One level further to [Crocodiles and tuataras] (transition to the birds) 2.3.3.3.1.2.3.2.3. Birds (feather, warm blood, flight) [Ratites] (ostrich, tinamous) 2.3.3.3.1.2.3.2.3.1. [Galliformes and Anseriformes] 2.3.3.3.1.2.3.2.3.2. [New birds] (songbirds, birds of prey, waders) 2.3.3.3.1.2.3.2.3.3. One level back to Birds (feather, warm blood, flight) One level further to [Ratites] (ostrich, tinamous) One level further to [Galliformes and Anseriformes] One level further to [New birds] (songbirds, birds of prey, waders)
2.3.3.3.1.2.3.2. Egg-laying land vertebrates (cloaca) © 2003-2026 hegel.net · Kai Froeb 2.3.3.3.1.2.3.2. Egg-laying land vertebrates (cloaca) One level back to Vertebrates and their precursors (deuterostomes, internal skeleton, red blood) One level further to Amphibians (bound to water) One level further to Reptiles (creeping animals: shelled egg) One level further to Birds (feather, warm blood, flight) 2.3.3.3.1.2.3.2.1. Amphibians (bound to water) One level back to Amphibians (bound to water) One level further to [Tailed amphibians] (newts, salamanders) One level further to [Caecilians] (limbless, burrowing) One level further to [Frogs and toads] 2.3.3.3.1.2.3.2.1.1. [Tailed amphibians] (newts, salamanders) One level back to [Tailed amphibians] (newts, salamanders) 2.3.3.3.1.2.3.2.1.2. [Caecilians] (limbless, burrowing) One level back to [Caecilians] (limbless, burrowing) 2.3.3.3.1.2.3.2.1.3. [Frogs and toads] One level back to [Frogs and toads] 2.3.3.3.1.2.3.2.2. Reptiles (creeping animals: shelled egg) One level back to Reptiles (creeping animals: shelled egg) One level further to [Turtles] One level further to [Lizards and snakes] One level further to [Crocodiles and tuataras] (transition to the birds) 2.3.3.3.1.2.3.2.2.1. [Turtles] One level back to [Turtles] 2.3.3.3.1.2.3.2.2.2. [Lizards and snakes] One level back to [Lizards and snakes] 2.3.3.3.1.2.3.2.2.3. [Crocodiles and tuataras] (transition to the birds) One level back to [Crocodiles and tuataras] (transition to the birds) 2.3.3.3.1.2.3.2.3. Birds (feather, warm blood, flight) One level back to Birds (feather, warm blood, flight) One level further to [Ratites] (ostrich, tinamous) One level further to [Galliformes and Anseriformes] One level further to [New birds] (songbirds, birds of prey, waders) 2.3.3.3.1.2.3.2.3.1. [Ratites] (ostrich, tinamous) One level back to [Ratites] (ostrich, tinamous) 2.3.3.3.1.2.3.2.3.2. [Galliformes and Anseriformes] One level back to [Galliformes and Anseriformes] 2.3.3.3.1.2.3.2.3.3. [New birds] (songbirds, birds of prey, waders) One level back to [New birds] (songbirds, birds of prey, waders)

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