Researchers on Thursday said they were shocked to observe a Tiger shark throw up an echidna while tagging marine life near Orpheus Island off the north-east coast of Australia. A team of researchers from Australia’s James Cook University observed a medium sized Tiger shark regurgitate a still whole, dead echidna in May 2022 which the university believes to be “a world-first discovery.” “We were quite shocked at what we saw. We really didn’t know what was going on,” marine biologist Nicolas Lubitz said in a university press release. Lubitz said he managed to get one picture as the shark spat ou…