Exciting new tool for marine conservation: environmental DNA

Fish and other aquatic animals shed DNA into the surrounding water. This means that seawater is filled with the DNA of the animals living there, and this is known as environmental DNA (eDNA). Scientists have used environmental DNA to study a range of animals, from earlier eDNA studies in 2008 (e.g. on the invasive American Bullfrog),…

Heart Shaped Predator

Originally posted on The Natural History of Crustaceans:
Phyllolithodes papillosus Brandt, 1848 Apart from the obvious delicacy and beauty of this specimen, which overwhelmed me when I first saw it, it was actually the ‘u’ shaped depression in the middle of the dorsal side of this specimen that caught my eye. It looks spectacular and,…