The bull shark life cycle starts when a mother gives birth to anywhere between one and 13 babies per litter. Its gestation period lasts 10 to 11 months, according to Wildscreen Arkive, and they generally give birth betwe... More »

Sharks tend to live between 20 and 30 years, but the number and diversity of shark species makes it difficult to give a definitive answer on sharks as a whole. Notably, Spiny Dogfish and Whale Sharks can live to be over ... More »

Whale sharks breed by internal insemination of a female by a male. The young are born alive and take about 30 years to reach sexual maturity. Whale sharks are believed to live 70 to 100 years. More »

Male bull sharks live an average of 12 years in the wild, and females live an average of 16 years. They reach up to 11.5 feet and weigh between 200 to 500 pounds. Bull sharks are capable of breeding in both freshwater an... More » Pets & Animals Marine Life Sharks

The cookie-cutter shark spends most of its life at the bottom depths of the sea but will swim closer to the surface to seek prey at night. These sharks live in the warmer waters near the equator. More » Pets & Animals Marine Life Sharks

Sharks do not have a specific name for the different sexes. Baby sharks are called pups More »

Newborn shark sizes vary by shark species; for example, a newborn great white is typically about 4 feet long, while blacktip reef shark newborns are considerably smaller, usually more than 20 inches in length. Whale shar... More »