By the time it is twelve weeks old, the little frog will just have a tiny tail and will begin living on land. When it's going to rain, the frogs will stay in the water and make noise with “croak, croak". But if it is a fine day, the frogs will be out of the water and ...
Can amphibians have both lungs and gills? Do amphibians have lungs or gills? Do amphibians have two pairs of limbs? Do amphibians lay their eggs in water? Do amphibians have waterproof skin? What do frogs have on their upper jaws?
Finally, once the eggs finished developing into tadpoles, the female frog would regurgitate them. The rest of the frogs’ life cycle was pretty standard–the tadpoles grew into froglets which grew into frogs. Although researchers are still trying to find remaining members of these two species in...
Why do frogs have small lungs? Why do cells of the respiratory tract have cilia? How is transitional epithelium unique compared with other epithelial types? Why is it important that this type of epithelium be located in the wall of the urinary bladder?
Frogs don’t have a ribcage nor a diaphragm, two body parts that help mammalians change the pressure inside their lungs and facilitate breathing. Instead of expanding their chests and breathing in air, the frog gulps in air. To take in air, a frog will expand its throat by lowering the...
8. She figured when she hired me she'd at least have someone you couldn't walk all over. 她雇我有一部分目的是确保手头上至少有一个能镇得住你的人 9. - You know why people are nice to other people? 你知道为什么人们对别人友善吗?
Do frogs bite humans? Frogs do bite (occasionally). Human interaction does not appeal to them. In fact, they prefer to avoid interactions with any creature bigger than them. However, humans and frogs happen to interact with each other, and these interactions sometimes end up with a frog bite...
The axolotl remains aquatic (like larvae) their entire life. Though it develops functional lungs, it uses its fancy, feathery gills to breathe underwater.
Pieces cut from the middle and the end piece of the planaria, however, have shown results of respawning from within the old tissue. When the author tried to fuse two sampled pieces together, he observed that the pieces formed a union (Morgan, 1898). However, the fusion did not last ...
includes amazing things like the growth of legs and arms. The body develops definition and the tail loses its silken covering. Soon, the tail shrinks. The lungs develop and the back legs continue to grow until the transformation is complete. When they shed skin, frogs consume some or all ...