Felinology.
The scientific name for a lion is Panthera leo. "Panthera" refers to the genus of big cats, while "leo" means lion in Latin. Latin is the language in which scientific names are often derived from.
Yes. Smilodon (the scientific name for the Sabre Toothed Cat) was in the family Felidae, which includes all modern cats.
There is no scientific name for just big fish.
The name of the scientific study of "hidden" animals such as Big Foot, the Lochness Monster, etc., is Cryptozoology. Study of the possibility of life thriving on other planets in the universe is called Astrobiology.
The scientific name for the big intestine is the "colon."
The scientific name is Tiburonia granrojo
the scientific study of celestial bodies
a baby lion is called a cub just like most big cats
Big Cardamom (Amomum Subulatum Roxb. )
The scientifis name for the big horned sheep is Ovis canadensis.
Tigers are cats, in the group Panthera, which are cats that roar. The scientific name of tigers is panthera tigris.
The Bigtooth Aspen's scientific name is Populus grandidentata.