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How are scientists able to explain vestigial structures found in whales and some snakes?
These vestigial structure, hip bones and leg bones, attest to the land dwelling ancestor of whales and the leg bearing ancestor of snakes. The inference is rather simple in whales. How else could a water swimming animal posses vestigial legs. For light amusement read some of the creationist non explanations for these vestigial markers. talkorigins.org
Why are vestigal structures considered critical evidence of evolution?
Many species have vestigial structures, especially in the animal kingdom. Two good examples are the vestigial legs in whales and some snakes. This is clear evidence that whales and snakes are descended from creatures that had functional legs. This is strong evidence of evolution, since there is no other plausible explanation, religious or scientific, for vestigial structures.
What animal does not have legs?
There are quite a few animals that do not have legs if you are asking in general and not just one type (eg; mammals or birds) There are snakes of course and legless lizards that pass for snakes at a glance. There are a huge number of legless animals if you start looking at sea animals so you maybe need to rephrase the question.
The forelimbs of mice bats and whales all have a similar bone structure The similarities are an example of which type of structure?
homologous structures
Whales snakes and dolphins all have vestigial bones that indicate they once had hind limbs Living whales snakes and dolphins do not have hind limbs This is an ex?
There is no answer for this question because it does not make any sense.
What is the type of whale that sieves tiny food through comp like structures in its mouth?
The type of whale that has those tiny comb like structures are baleen whales.
What are top four living creatures with no feet?
Worms snakes fish whales
How do whales make sound?
Whales don't make sounds like we do. The three most common sounds a whale makes are clicks, whistles, and a type of call. Whales make the sounds by pressing air between balloon like structures which are located in their head.
Are whales a type of silly boy?
No, whales are not a type of "silly boy." Whales are marine mammals belonging to the order Cetacea, which includes various species known for their size, intelligence, and complex social structures. The term "silly boy" typically refers to a playful or foolish human behavior, which doesn't apply to animals like whales. Instead, they are fascinating creatures that play important roles in their ecosystems.
Are krill a type of whales?
no, krill is a type of fish that whales liketo eat.
What is the term for structures like hip bones in snakes?
The hip bones in snakes (and in humans) are called the pelvis.
Who eats bird?
whales, other birds, snakes, and other animals.
