They began when questions started to become too vague to even remotely come up with coherent answers to them
The difference between native and non-native species is that native species are from that area and non-native species are not from that area.
a non native species is a species that isn't within a certain ecosystem.
a non native species is a species that isn't within a certain ecosystem.
Whales. (And I believe you mean "What is a non-native species to the ocean?")
they have effect on it by eating and killing all the native species
Non native species in the temperate deciduous forests are species that were not born in a there but moved there later on.
A species that does not normally live in an area
a non native species is a species that isn't within a certain ecosystem.
Non-native species
Sometimes a non-native species can be introduced into an environment as a way to address an environmental problem. Other times these are introduced by accident.
No, not all non-native species are invasive. Penguins brought to a sandy desert would most certainly die very quickly.
Alien species or Non-native species .