The lunar cycle is known to affect the behaviour of strictly nocturnal species, but for diurnal species that are periodically active during the night, this has been less investigated. Nocturnal bird ...

Bubbles tries to become nocturnal and stay up all night with Zee, but soon falls asleep. Nocturnal species and Diurnal species -- The reef becomes a very different place at night because all kinds of ...

Zee tells Splash, Bubbles, Dunk & Ripple that she is nocturnal, which means she stays awake all night and sleeps during the day. Splash and friends are diurnal, which means they sleep all night and ...

Bees occupy a central role in pollination, and their success in locating and utilising floral resources depends critically on their visual systems. Recent advances in imaging and quantitative analyses ...

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It's no secret that jet lag and night-shift work can wreak havoc on the way our body's internal clock syncs up our daily wake-sleep cycle, known as circadian rhythm, but now researchers say they are a ...

Meet the northern tamandua. They’re nocturnal and diurnal, they’re terrestrial and arboreal, and they have a prehensile tail. What’s not to like? The northern tamandua (Tamandua mexicana) is also ...

Internal biological clocks, also known as circadian rhythms, are universally shared by living organisms, according to the University of Illinois Urbana-Champaign’s Agricultural, Consumer & ...