The “Seasonal Seas” episode of Blue Planet utilizes a trope commonly used in nature documentaries to raise tension: an unwitting prey being chased down by an unceasing predator. In this case, it is a large, smooth Navanax sea slug trailing behind a Janolus sea slug like the monster in a horror movie. However, this is... Continue Reading →
Hatchet Fish: An Evolutionary Race Against Time and Predators
As long as there have been predators, there have been prey developing mechanisms to avoid them. Whether through the development of offensive strategies or through concealment, prey have adapted countermeasures to avoid predation. This has resulted in an evolutionary arms race, each competing against the other for survival. Take for example the Hatchetfish, Sternoptyx pseudobscura... Continue Reading →