Web18. Why do you think fish have fins while mussels and clams don't 19. What kind of fish has no internal bone structure? a. fin fish b. freshwater fish c. round fish d. shell fish; 20. humans, chimpanzee, whales, and bats all have the same bones in their arms, fins, or wings.1. what kind of evolution is this?2. why is this an evidence of ... WebSep 15, 2014 · The pelvic bone supports the muscles that guide the penis. In male whales and other cetaceans, performance and thus successful sexual competition hinge on the size of the hips. ... may not be essential for walking, they still matter a lot to whales. To see why, we have to go back to those hips of land mammals. They are important for walking on ...
Are whale hind legs vestigial? – KnowledgeBurrow.com
WebEVOLUTION OF WHALEbefore answering this question we have to know about the history of evolution of whalesthey appeared 50 mya [million years ago]the a …. Many species of whales have whiskers and tiny hip bones. These are good examples of that are Many species of whales have whiskers and tiny hip bones. These are good examples of that … WebDec 20, 2007 · According to Matthew Dean, one of the authors of the study, “Everyone’s always assumed that if you gave whales and dolphins a few more million years of … poorvika appliances facebook
Whale Mating: In the Hips > News > USC Dornsife
WebMost land animals don't have or need chevrons to move their tails – but a few, such as beavers and kangaroos, do have them. Pelvis. The orca had 2 pelvic bones but only the bones on the right side of the orca's body were scanned. Therefore only the right pelvic bone is shown in the scanned image. WebSep 5, 2014 · The whales with big hip bones also tended to have big testicles and big penises. This pattern may mean that hip bones are evolving as part of a bigger system. Whales with more competition may be using bigger hip bones to control a longer penis to deliver more sperm to females. (The new study only considers how whale hips may be … WebFeb 10, 2011 · The hind legs of whales. February 10, 2011 • 11:00 am. by Greg Mayer. Snakes are not the only tetrapods (or even lizards) to have lost their legs. Whales have lost their hind legs (the front ones are now their … poorvika mobiles bommanahalli contact number