Migratory Fish Population Down By 80% Since 1970, Fastest In South America And Caribbean natureworldnews.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from natureworldnews.com Daily Mail and Mail on Sunday newspapers.
Hundreds of migratory species are also at risk due to climate change. Click to read more. Migratory species are experiencing population decline and some species are in the brink of extinction due to various factors, including overexploitation and habitat loss.