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Larger dog breeds are at a higher risk of bone cancer Ian Randall For Mailonline © Provided by Daily Mail MailOnline logo Osteosarcoma — a painful and aggressive form of bone cancer — is more common in larger dog breeds like Great Danes and Rottweilers, a study has confirmed. Experts led from the University of Bristol analysed health data on 906,967 dogs to identify those breeds and characteristics that might increase the risk of the cancer. The team found that larger, heavier dogs and those with longer legs and skulls are typically at a greater risk of developing ost...

Three quarters of ocean sharks and rays are at risk of EXTINCTION Shivali Best For Mailonline © Provided by Daily Mail MailOnline logo From great white sharks to giant manta rays, our oceans are full of a range of weird and wonderful creatures. But a new study warns that the number of oceanic sharks and rays worldwide has plummeted by 71 per cent since 1970, with overfishing likely to blame. Worryingly, the researchers say that more than three quarters of ocean shark and ray species are now at a risk of extinction as a result.   The team hopes the findings will encourage ...