Antarctic minke whale from two-thirds to three-quarters of the whales in the Ross Sea consist of pregnant females. An immature Antarctic minke whale was observed briefly associating with four dwarf minke whales on the Great Barrier Reef in July 2000. Unlike common minke whales, they often have a prominent blow, which is particularly visible in the calmer waters near the pack ice. In the narrow holes and cracks in the pack ice they have been observed spyhopping – raising their head vertically – to expose their blowholes to breathe; individuals have even been seen to break breathing holes through sea ice in the
Creature type (Dungeons & Dragons) all animal type monsters are based on real world animals. Creature entries based on mythological, fictional, or nonexistent animals are usually classified as magical beasts (see below). Besides ordinary fish, birds, reptiles and mammals, the animal type is also applied to depictions of dinosaurs, prehistoric animals, and "dire" or specially modified, often larger and scarier, versions of real world animals. Some real world animals are not given the animal type in the game. Examples include arthropods (insects, spiders, etc.) and worms, which the game classifies as "vermin" (see below) and not animals. Mollusks, such as octopuses, are often classified as