amoebas are actually animals, therefore are animals smaller than paramecium.
Any other animal that is smaller than them.
Almost any animal smaller than another animal can be a prey animal - rodents, hares, rabbits, birds, lizards, snakes.
to fight any other animal that is smaller than them in they usually move to another environment to animals that is bigger than them
they will eat any living ocean animal smaller than it that is unlucky enough to venture into its range.
The Bald Eagle eats fish, rabbit, mouse, or any animal smaller than itself.
Smaller type of any plant or animal .
Yes. -3 is smaller than +5. Any negative number is smaller than any positive number.
Yes, animal cells do contain vacuoles, smaller than those found in plant cells but greater in number. Some animal cells do not however, have any vacuoles.
Not entirelly sure though i do know that an osterichs eye is bigger than its's brain i feel sorry for it :(
Other smaller animals, and carrion (any dead animal).
They can, yes. The main reason for this is that cats are smaller than most dogs, so any medication given is in a smaller dose. This also applies for any drugs such as anesthesia used. However, this is not to say a cat is always cheaper than a dog - this wholly depends on the individual animal's health and needs.
Never house a pacman frog with any other animal. Pacman frogs will not hesitate to eat anything smaller than them.