Marine

Hunting down aliens

November 21, 2016 haidanation 0

Molly Clarkson — An international team tracks the spread of tunicates in Haida Gwaii waters Slimy and brightly coloured, these aliens – otherwise known as Chain tunicate (Botrylloides violaceus) and Star tunicate (Botryllus sclosseri) – […]

Marine

Canny creatures with radical radula

November 8, 2016 haidanation 0

Molly Clarkson — Four hundred and twenty million years ago, the ancestors of naw/nuu East Pacific Red Octopus had bodies that were covered by a thick shell. But as fish became more abundant competition for […]

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