Animals that produce poison.
lion are useful and harmful
i think its both harmful and useful
Any thing at all... from Yash Patki
changes both harmful and useful
both
all animals are usefull !
both, depending on circumstances
Yes.
1. You will let train them regularly.
In what ways is antarctica be useful for humans
It is both, and both to a very great degree.
They are not very harmful, but if they are respected with care then they with become useful by teaching kids responsibility and creating an open soul to those with animals in mind.