
Artificial Plants Help Keep the Peace at Tilapia Farms
Once again, a scientific study shows how “farmed” or ranched creatures live better if their domesticated context resembles their natural habitat.1 According to a recent study published in Aquaculture Reports, confined fish at Brazilian farms raising Nile tilapia (Oreochromis niloticus), fared better if they had an assortment of shelter-like structures and/or artific

Noisy Narwhals in Greenland’s Frigid Fjords
Recently, after audio-recording underwater in Greenland’s fjords, two geoscientists published research on vocalizations made by narwhals.

Guppies Dodge Predators Like Spanish Bull-Fighters
Have Trinidadian guppies learned evasive maneuvers from Spanish bullfighters? Recent research published in the journal Current Biology1 reports how gutsy guppies confront a regular predator, the voracious pike cichlids, like a matador. They attract the attacker to a location that can be dodged from. Then, at the last instant, the guppy pivots to safety.1-3

Clock-like Cicadas, Abuzz with Amazing Activity
For a generation of millions (maybe billions) of North American jumping bugs called cicadas—often mislabeled in America as locusts—life changes dramatically after 17 years, yet for others the special timeframe is 13 years.1,2
And for many such periodical cicadas, reports Kirsten Geddes, it’s about that time.

Pine Martens, Squirrels, and Territorial Distancing
A recent study, from the University of Exeter in England, provides insight into how and why European pine martens need each other—but also like to keep their distance from each other. The research also covered how the presence of pine martens affects the behavior of local squirrels.1-3
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