Are Ray Finned Fish Amniotes?
Are Ray Finned Fish Amniotes? They have a bony endoskeleton with a backbone but no jaws; they breathe only with lungs; they have four limbs, with the two front limbs modified as wings; their skin is covered with feathers; they have amniotic eggs; they are endothermic. Do stingrays have amniotic eggs? They have a backbone