Question

When a species is considered extinct?

Answer 1

Answer:

$heya \: mate$

Explanation:

• In the 1990s, though, the rules were tightened and clarified: Today, the World Conservation Union will label a species extinct only if “there is no reasonable doubt that the last individual has died.” In general, scientists must now show that repeated efforts to survey a species' known habitat failed to turn up any .

hope it helps uh ._.