What animals have 7 cervical vertebrae?

What animals have 7 cervical vertebrae?

Nearly all mammals have the same number of cervical vertebrae no matter how long or short their necks are – humans, giraffes, mice, whales, and platypuses all have exactly seven cervical vertebrae.

How many cervical vertebrae do animals have?

Mammals have seven cervical vertebrae, a number that remains remarkably constant.

Which animal has no neck?

Fish have fins and gills, but they don’t have necks. That’s partly because it would be difficult to swim quickly with a neck that wagged back and forth in the water. What’s more, anything called a fish, by definition, can’t have a neck.

Which animal has the most bones in their neck?

(Image credit: Dreamstime.) Unlike nearly every mammal that has seven vertebrae in its neck no matter how long or short its neck, sloths stand out as oddballs with up to 10.

Which animal has the most neck bones?

Do dolphins have a neck?

Dolphins breathe fresh air, just like all marine mammals. Dolphins have non-flexible necks, limbs modified into flippers, non-existent external ear flaps, a tail fin, and bulbous heads.

Where are the cervical vertebrae located in the camel?

Cervical vertebrae are the vertebrae present in the neck region of the body, immediately below the skull. In mammals, the number of cervical vertebrae is always 7 in number. They are numbered as C1-C7. Both camel and whale are mammals hence they have 7 cervical vertebrae.

Why do almost all mammals have seven cervical vertebrae?

Mammals have seven cervical vertebrae, a number that remains remarkably constant. I propose that the lack of variation is caused by developmental constraints: to wit, changes in Hox gene expression, which lead to changes in the number of cervical vertebrae, are associated with neural problems and wi …

How many lumbar vertebrae does Ox and Camel have?

While Ox and Camel have six and seven lumbar vertebrae respectively. The articular processes of lumbar vertebrae have large facets oriented in the sagittal plane. The transverse processes are plate-like and flattened dorsoventrally.

How many cervical vertebrae does a horse have?

Cervical Vertebrae Horses, cow and camel have seven cervical vertebrae. The first cervical vertebra, Known as the atlas, has large wings and a thick ventral arch instead of a true vertebral body.