Is a sand dollar an animal?

Is a sand dollar an animal?

The term sand dollar (or sea cookie or snapper biscuit in New Zealand, or pansy shell in South Africa) refers to species of extremely flattened, burrowing sea urchins belonging to the order Clypeasteroida.

How much does an Indy race car weigh?

Indy cars are also much lighter. Current specifications mandate they weigh 1525 pounds, not including driver and fuel. NASCAR rides can weigh 3200 pounds and up to 3400 pounds, including fuel and driver.

How old is the bra?

The university said Wednesday that it found four linen bras in an Austrian castle dating back to the 1400s, proving that women wore bras more than 600 years ago. It’s such a revolutionary find because fashion experts thought the modern-day bra was only about 100 years old after women became tired of tight corsets.

Who first proposed the theory of evolution by natural selection?

In the early 19th century, Jean-Baptiste Lamarck proposed his theory of the transmutation of species, the first fully formed theory of evolution. In 1858, Charles Darwin and Alfred Russel Wallace published a new evolutionary theory that was explained in detail in Darwin’s On the Origin of Species (1859).

Why do bulls have nose rings?

A bull may be led by a rope tied through the ring, although a halter (headcollar) is usually also used so as not to rely unduly on the nose ring for control. If the bull has horns, the lead rope may also be fastened around those and then passed down through the nose ring.

Why is it called a chinese fire drill?

“Chinese fire drill” is a slang term for a situation that is chaotic or confusing. Origins. The term goes back to the early 1900s, and is alleged to have originated when a ship run by British officers and a Chinese crew practiced a fire drill in the engine room.

What does 2.5 bathrooms mean?

A 2.5 bath would mean the house has 2 full bathrooms, which include a toilet, a sink, and bathing facilities (like a tub, a shower, or a tub/shower), as well as one additional room containing a toilet and sink. (This half bath is also known as a powder room and/or a powder bath.)

What is the natural color of rubber?

The Natural Color of Rubber is White. Rubber is made black by adding various chemicals, such as carbon black. This isn’t just for cosmetic reasons, but because adding chemicals like carbon black to the rubber drastically increases desirable qualities of the rubber.