ප්රවර්ගය:Tetrapods
Primitive four-legged animals, the ancestors of Amphibians, Reptiles, Synapsids, birds, as part of Reptiles (Sauropsids), and mammals, synapsids.
Tetrapods හා සබැඳි මාධ්ය විකිමාධ්ය කොමන්ස් හි ඇත.
Primitive four-legged animals, the ancestors of Amphibians, Reptiles, Synapsids, birds, as part of Reptiles (Sauropsids), and mammals, synapsids.