Order: Cetacea. Whales, dolphins, and porpoises, oh my!. General Information. Fish? Mammal? Mammal! Why, they live in the water, right? Breathe air Give birth to live young Produce milk (nurse their young) Have hair Skeleton Bones or cartilage? Bones!
Whales, dolphins, and porpoises, oh my!
Irawaddy DolphinToothed Whales
Pink River Dolphin
Orca (Killer Whale)