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.
Echidnas are monotremes, or egg-laying mammals. Covered with fur out of which dozens of sharp spines protrude, the echidna is sometimes known as the spiny anteater. Although â¦ the echidna is not at all related to anteaters, it does feed primarily on termites and ants.he echidna lays eggs, making it a monotreme, but it is also a mammal, as the young suckle mother's milk. During breeding season, the female echidna develops a pouch, where she lays and incubates her egg. The pouch is little more than a fold of skin, and even the male can develop a pouch.