Why do amphibians have a three-chambered heart? Why are amphibians not amniotes? How are fish and amphibians different? Why do fish and amphibians produce so many eggs? Why must amphibians live on land and water? Why are amphibians called amphibians?
Do lobsters have hearts? A lobster does not have a complex circulatory system likewe do. Instead of a four-chambered heart it has a single-chambered sac that consists of muscles and several openings called ostia. Their heart lies above the stomach on the upper surface of the animal (but st...
If you truly believe this about the people you’ve been asked to have a conversation with, would you be about to help them do that by giving them a platform and lending your own imprimatur to them? Of course not. Such views are not even to be tolerated, much less entertained, engaged...