Baby dolphins, or calves, are born after gestation periods of up to 12 months in the mother's womb. Calves begin swimming in the mother's womb as early as 9 weeks into the pregnancy. When baby dolphins are born, they com... More »

Dolphins are very smart and playful animals. Although they live in the water, dolphins are mammals just like humans and need air to breathe, which they do out of a blowhole on the top of their heads. In fact, dolphins ca... More »

www.reference.com Pets & Animals Marine Life

Bottlenose dolphins are well-known stars of aquarium shows. Although they're typically shallow divers, they can dive down to 850 feet or so below the ocean's surface and they can also stay underwater for up to 15 minutes... More »

www.reference.com Pets & Animals Mammals Marine Mammals

Blue whale calves are born after gestation periods of 10 to 12 months. They nurse for 6 to 7 months, and the total calving period is 2 to 3 years. Blue whales reach sexual maturity at 5 to 15 years of age. The exact life... More »

Baby dolphins, or calves, are approximately 3.8 feet long and weigh around 40 pounds. Baby dolphins gestate for a period between 9 and 17 months, depending on the species. Calves are born live in shallow water and quickl... More »

Dolphins give birth to live calves while staying in relatively shallow waters. Normal delivery results in a calves being born tail (or fluke) first. More »

Dolphins are very smart and playful animals. Although they live in the water, dolphins are mammals just like humans and need air to breathe, which they do out of a blowhole on the top of their heads. In fact, dolphins ca... More »

www.reference.com Pets & Animals Marine Life