Is a marsh frog an amphibian? Is a lungfish an amphibian? Is a seahorse a vertebrate or invertebrate? Is a frog a mammal or amphibian? Are there any marine amphibians? Is a hawksbill turtle an amphibian? Are snails benthos? Is a snail a member of the phylum Mollusca?
Is a toad an amphibian? Is a horned frog an amphibian? Is an amphibian considered a land animal or a reptile? Can any amphibian fly? Is a bullfrog a reptile or amphibian? Is a lungfish an amphibian? Is a bull frog an amphibian? Is a horned frog a reptile or amphibian? Is a frog ...
In tetrapods, formation of the cranial base establishes a definitive barrier between the pituitary and oral cavity; however, numerous extinct and extant vertebrate species retain an open buccohypophyseal canal in adulthood, a vestige of the stalk of Rathke’s pouch. Little is currently known about...
which was bisected into distinct epaxial and hypaxial domains by a thick horizontal septum (Fig.3a,b). The epaxial muscles consisted ofM. longissimusandM. transversospinalis, which were separated by an intermuscular dorsal septum, also known as theseptum intermusculare dorsi...
The amphibian heart is generally of atripartite structure, with a divided atrium but a single ventricle. Do birds have a 2 chambered heart? Birds, like mammals, have a4-chambered heart(2 atria & 2 ventricles), with complete separation of oxygenated and de-oxygenated blood. The right ventricle...
Why don't we consider mammals and birds closely related with a common ancestor, since they are both "warm-blooded"? What is the key difference between homeotherms and endotherms, and ectotherms and poikilotherms? Which of these are amniotes? A) amphibians B) fishes C) turtles D) lungfish ...