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  1. Sperm whale - Wikipedia

    A mature, healthy sperm whale has no natural predators, although calves and weakened adults are sometimes killed by pods of killer whales (orcas). Mature males average 16 metres (52 ft) …

  2. Sperm whale | Size, Teeth, Diet, & Facts | Britannica

    Oct 29, 2025 · These little-known dolphinlike whales are gray above and white below, and they are quite small—about 2.5 to 4 metres (8 to 13 feet) long.

  3. Sperm Whale Size Comparison: Just How Big Do They Get?

    Sep 15, 2023 · However, there is one major factor that separates them, and that is their size. Sperm whales measure between 49 to 60 feet in length and weigh approximately 35 to 45 tons …

  4. Sperm Whale Fact Sheet | Blog | Nature | PBS

    Feb 28, 2024 · Size and Weight: Sperm whales are the largest toothed whales. Sperm whales weigh 15 tons to 45 tons, with males weighing more than females.

  5. Sperm Whale Facts – Meet The World’s Largest Toothed Predator

    Jul 11, 2023 · One of the most distinctive large whales, the sperm whale has a box-like shape with a blunt, squarish forehead and a narrow lower jaw. The whale’s enormous head …

  6. Sperm Whale | FWC

    Sperm whales are the largest member of the toothed whale Family, Odontoceti. This species is sexually dimorphic by size and weight. Females can reach a length of 36 feet (11 meters) and …

  7. Sperm Whale | Facts, Size Comparison to Human & Photos

    Boasting lengths of up to 67 feet and renowned for their iconic spermaceti organ, sperm whales command both respect and fascination. Distinguished by their dark grey or brownish wrinkled …

  8. Sperm Whale - National Wildlife Federation

    A large male may grow to more than 60 feet (18 meters), females up to about 40 feet (12 meters). The sperm whale is the largest of all toothed-whale species. Its closest rival in size among …

  9. Sperm Whale - acsonline.org

    The sperm whale is the deepest diver of the great whales and can descend to depths of over 3,300 feet (1000 m) and stay submerged for over an hour. Average dives are 20-50 minutes …

  10. Sperm Whale Facts - Ocean Conservation Society

    Sperm whales are a bout 52 to 68 ft long (16 to 21 m) and can weigh up to 45 tons (40,800 kg)! Sperm whales feed at depth – their diet consists mostly of squid, but they also consume fish. …