It may only be the size of a human thumbnail, but with up to 500 tentacles and an arsenal of poisonous harpoons, the hydromedusa has at least one B.C. scientist concerned. Native to the Yangtze River ...

From National Geographic’s new Translucent Creatures photo gallery: A hydromedusa spreads its luminescent tentacles in the Weddell Sea near Antarctica. Photograph by Ingo Arndt/Minden Pictures. This ...

The hydromedusa species of deep sea jellyfish, as seen in 2016. Image: NOAA What appears to be a sci-fi induced hallucination brought on by a combination of magic mushrooms, cheese puffs, and frog’s ...

Under a shifting climate, explosive growth of the freshwater jellyfish could damage local ecosystems. Now, one B.C. scientist is calling on the public to help track it. Fresh water jellyfish ...