Differing names for the same animal. There IS one true fish that is sometimes called a dolphin as well.
They are both mammals
Whales, Dolphins, and Porpoises, by Mark Carwardine.
Porpoises and dolphins are actually both toothed whales.
"whale" is a term commonly given to any member of the order of Cetacea, which includes dolphins and porpoises. so there technically is no difference.
They are bottle nose dolphins.
Dolphins are related to whales and porpoises.
The terms dolphin, porpoise, and whale are confusing and really don't relate to scientific classification. Whales are cetaceans which are neither dolphins (family Delphinae or Platenstoidae) nor porpoises (Family Phocoenidae). Porpoises have spade-like teeth and no beak.
No, porpoises are not dolphins. While these two animals are both mammals they vary in size, physical characteristics, and behaviors.
Many think of dolphins as these beautiful sweet creatures, but they do attack and kill porpoises. It has been documented with videos that they like to bully and hurt baby porpoises.
fish
Many people call dolphins porpoises. Though very similar, dolphins and porpoises are not the same.
Yes, there are dolphins in Lake Pontchartrain.