A father Emperor penguin withstands the Antarctic cold for 60 days or more to protect his eggs, which he keeps on his feet, covered with a feathered flap. During this entire time he doesn't eat a thing. Most father penguins lose about 25 pounds while they wait for their babies to hatch. Afterward, they feed the chicks a special liquid from their throats. When the mother penguins return to care for the young, the fathers go to sea to eat and rest.
The mackerel is a moderately prolific fish; females of medium size may produce as many as 400,000 to 500,000 eggs in the aggregate, according to various estimates,[10] with 546,000 reported for one weighing 17/8 pounds. But it is seldom that as many as 50,000 are set free at any one time, and often many fewer
A father sea catfish keeps the eggs of his young in his mouth until they are ready to hatch. He will not eat until his young are born, which may take several weeks.
Identical twins develop when one egg separates then is fertilized, fraternal twins are 2 separate eggs, and siamese twins is one egg that began to separate but was fertilized before the completion of the egg division.
As of April 2010 you can visit Google and type in "can i get" and see the auto-suggestion of.... "can i get pregnant from a dog!" The Google suggest feature is intended to suggest the most likely search given the current term based on actual search volume! Let's hope it's malfunctioning in this case.
The answer is of course, "NO"! Why? According to wikianswers dog sperm can penetrate a human egg but the egg will die immediately because the male & female chromosomes don't match. As a general rule different animal species can not produce offspring. However, some animals have been to known to have virgin births!