Anatomy and Physiology - New Bedford Whaling Museum
Anatomy & Physiology. Blue whale anatomy image by Uko Gorter. Cetacean body structure is similar to most other mammals with tails, except for the missing hind limbs. Ribs are not attached to the vertebrae; only the first pair connect to the sternum.
How to Identify Whale Bones - Sciencing
Nov 22, 2019 · Look at the back bone or vertebrae. Vertebrae of large whales are often the same shape and size of an average dinner plate. According to researcher Nicholas Higgs, whale bones of the lower back have a 40 percent higher oil content than those of the upper back.
The anatomy of a whale - BBC Earth
The anatomy of a whale. By Steve Connor. The largest creature ever to have lived, with a tongue alone that can weigh as much as an elephant, the blue whale rules the ocean. Steve Connor explains how this magnificent mammal evolved to such mammoth proportions.
Skeleton - Baleines en direct
The skeleton is simple and light, being that in the water it no longer has to support the body mass. The spongy bones, covered with a thin layer of compact bone, have a very fatty marrow and, historically, represented a third of the volume of oil harvested from the whale.
Whale Anatomy | Characteristics and Traits - Whale Facts
When it comes to the anatomy of marine mammals, whales, dolphins, and porpoises all share several common and unique characteristics that allow them to survive and prosper in the various oceanic environments they can be found living in. Like other mammals, these marine animals require oxygen to breathe, eyes to see, ears to hear, and mammary ...
A heavyweight early whale pushes the boundaries of vertebrate
Aug 2, 2023 · Pachyostosis substantially increases the volume of the new species’ vertebrae, representing almost twice that of the largest vertebra of a 25-m-long blue whale (Fig. 2 and Supplementary Table 1).
Having a Whale of a Time: Unveiling the Mysteries of the Whale ...
Aug 7, 2023 · Key features of whale skeletons include: a) Vertebral Column: Whales possess a long, flexible vertebral column, allowing them to move effortlessly through the water. Unlike terrestrial mammals, the vertebrae are not fused in the tail region, enabling whales to perform powerful undulating motions.
Whale - Wikipedia
Superfamily Inioidea (South American river dolphins) Whales are a widely distributed and diverse group of fully aquatic placental marine mammals. As an informal and colloquial grouping, they correspond to large members of the infraorder Cetacea, i.e. …
Comparative Anatomy - New Bedford Whaling Museum
Whales have a very small hippocampus, which is important in human memory and spatial navigation. The parts of the brain that are associated with the sense of smell are extremely small in mysticetes and absent in odontocetes.
Vertebral bone microarchitecture and osteocyte characteristics of …
May 9, 2017 · A larger central bone volume in sperm whale and orca vertebrae represents a unique feature indicative of a biomechanical adaptation to swimming.