Suggested Reading on Antiemetics by Our Doctors. Gallstones Gallstones are stones that form when substances in the bile harden. Food Poisoning Food poisoning is common, but can also be life threatening. Brain Tumor A brain tumor can be either benign (non cancerous) or malignant (cancerous), primary, or secondary.
Ants live in colonies where one or a few females, called queens, lay all the eggs. Most of the queens' offspring become worker ants that do not reproduce. A few are males, and some become new queens. Each queen ant can lay thousands of eggs per year.
The genus ursus is all brown bears, black bears, polar bears, and grizzly bears in the kingdom animalia, phylum chordata, class mammalia, order carnivora, and family ursidae.he class mammalia is warm blooded vertabres that give birth to live young instead of laying eggs that are in the kingdom animalia and phylum chordata. The order carnivora is all the meat eating animals in the kingdom animalia, phylum chordata, and class mammalia.