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Category:

Animals

24   Articles
24
1 Min Read

Are humans red meat or white meat?

Humans are both red meat and white meat. It depends on what muscle the meat is coming from. The main determining factor of meat color is its concentration of a protein called myoglobin. Within muscle fibers, myoglobin stores and transfers oxygen from the blood to the cellular machinery.

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Do ants have hearts?

Ants, and insects in general, don’t have hearts like humans have hearts, but they do have an organ called a dorsal vessel that pumps something called hemolymph, which is similar to blood…

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Do insects get fat?

A Florida entomologist in the 1960s found that he could turn about half of a mosquito’s body weight into fat if he handfed it specific foods. More recently, a study…

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Do fish sleep?

While most fish rest by reducing their activity and metabolism, the way fish “sleep” is different from the way land mammals sleep. Most fish don’t have eyelids, but they do…