And then there were eight: Death of Lulu, one of the last killer whales in British waters, could be the point of no return

Scientists say the orca was killed after becoming tangled in fishing gear 

Mammal was found washed up on island of Tiree, in Scotland, on Sunday

Death has raised fears that Scotland's killer whales are doomed to die out

Scientists now believe there are just eight animals remaining in the pod 

Read more: http://www.dailymail.co.uk/news/article-3391416/Death-Lulu-one-killer-whales-British-waters-point-no-return.html#ixzz3wmErUlSI