Results 221 to 230 of about 98,823 (379)

Diet C:N ratio and temperature influence the performance and colouration of tobacco hornworms

open access: yesEcological Entomology, EarlyView.
Melanization can help insects deal with environmental temperatures, but melanin synthesis can depend on nutrient availability. We tested whether the diet C:N ratio and temperature influence Manduca sexta performance and colouration. Larvae performed better at the warmer temperature of 27°C compared to 18°C and had a lighter colour when fed a low ...
Tyler S. Barr   +3 more
wiley   +1 more source

Effects of a temperate heatwave on diel rhythms of insect activity: A comparison across habitats

open access: yesEcological Entomology, EarlyView.
Counts of insects caught in pan traps in Norfolk, UK, exhibited a unimodal relationship with air temperature – a pattern also observed specifically for the orders Diptera and Hymenoptera. A temperate heatwave event reduced insect counts in the open meadow habitat by an estimated 81.9%, with smaller, non‐significant decreases observed in tree‐covered ...
Josh A. Carter   +3 more
wiley   +1 more source

Infrared camouflage in leaf-sitting frogs: a cautionary tale on adaptive convergence. [PDF]

open access: yesJ R Soc Interface
Stuart-Fox D   +4 more
europepmc   +1 more source

Warm or bright – Temperature and light microhabitat use in insect pollinators

open access: yesEcological Entomology, EarlyView.
We investigated how bumblebee species foraging on a unique flower resource in a heterogeneous habitat might coexist thanks to differential use of light and temperature microhabitats. Our study suggests that temperature acts as a first filter of the local species pool and that, for a given temperature, the present species partition along a light ...
Océane Bartholomée   +4 more
wiley   +1 more source

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