Results 41 to 50 of about 113,359 (301)

Tropical House Gecko (Hemidactylus mabouia) predation on brown spiders (Loxosceles intermedia)

open access: yesJournal of Venomous Animals and Toxins including Tropical Diseases, 2004
Brown spiders (Loxosceles spp.) are venomous arachnids, successfully adapted to urban habitats in Brazil. Loxoscelism became a serious public health problem in Paraná State, especially at the capital Curitiba, where the most abundant species is ...
E.N. Ramires, G.M. Fraguas
doaj   +1 more source

Trait-mediated diversification in nematode predator–prey systems [PDF]

open access: yes, 2011
Nematodes are presumably the most numerous Metazoans in terrestrial habitats. They are represented at all trophic levels and are known to respond to nutrient limitation, prey availability, and microbial resources.
Mulder, C.   +3 more
core   +2 more sources

Consumption and handling time of Euborellia annulipes and Marava arachidis (Dermaptera: Anisolabididae) on Spodoptera frugiperda (Lepidoptera: Noctuidae) [PDF]

open access: yesBrazilian Journal of Biology
Spodoptera frugiperda is one of the pests that causes the most damage to corn, with chemical control being the main method. However, the increase in cases of resistance emphasizes the need for alternative methods, such to the biological control.
A. Maddalena   +9 more
doaj   +1 more source

Predator avoidance in extremophile fish [PDF]

open access: yes, 2013
Extreme habitats are often characterized by reduced predation pressures, thus representing refuges for the inhabiting species. The present study was designed to investigate predator avoidance of extremophile populations of Poecilia mexicana and P ...
Arias-Rodriguez, Lenin   +7 more
core   +2 more sources

The effect of interaguild predation on avoidance behavior of the aphidophagous midge, Aphidoletes aphidimyza (Dip.: Cecidomyiidae) on its encounter with the predatory bug Orius laevigatus (Het.: Anthocoridae) [PDF]

open access: yesنامه انجمن حشره‌شناسی ایران, 2013
The predatory bug, Orius laevigatus (Fibber), and the predatory midge, Aphidoletes aphidimyza Rondani, belong to an aphidophagous guild, feeding on the cotton aphid Aphis gossypii Glover.
H. R. S. Moayeri   +2 more
doaj  

Carnivory in Adult Female Eumenid Wasps (Hymenoptera: Vespidae: Eumeninae) and Its Effect on Egg Production [PDF]

open access: yes, 2017
Seventy captive adult female wasps of the eumenid genera Ancistrocerus and Euodynerus were observed to feed on multiple prey items. It was shown experimentally that E.
Chilcutt, Charles F, Cowan, David P
core   +3 more sources

Overcoming the phantoms of the past: Influence of predatory stimuli on the antipredator behavior of island pitvipers.

open access: yesPLoS ONE, 2023
The reduction of predation is a potentially important factor for the evolution of the traits of an island animal species. By relaxed selection, insular animals tend to lose their antipredator behaviors.
João Miguel Alves-Nunes   +3 more
doaj   +1 more source

Physical evidence of predatory behavior in Tyrannosaurus rex. [PDF]

open access: yesProc Natl Acad Sci U S A, 2013
Feeding strategies of the large theropod, Tyrannosaurus rex , either as a predator or a scavenger, have been a topic of debate previously compromised by lack of definitive physical evidence. Tooth drag and bone puncture marks have been documented on suggested prey items, but are often difficult to attribute to a ...
DePalma RA   +4 more
europepmc   +4 more sources

On the Origins of Toughness in Corymbia calophylla (Marri Tree) Nuts

open access: yesAdvanced Science, EarlyView.
We uncover the natural toughening mechanisms of the marri nut, including fiber pullout, crack deflection, and a viscoelastic matrix, which enable exceptional energy absorption and ductility comparable to Teflon, with an elastic modulus similar to acrylic.
Wegood M. Awad   +7 more
wiley   +1 more source

Light Intensity Modulates Locomotor Behavior and Predation in Different Color Morphs of the Harlequin Ladybird, Harmonia axyridis

open access: yesInsects
Light is a fundamental ecological cue for insects, influencing physiological rhythms and behavior. We investigated how varying light intensities affect locomotion and foraging in H. axyridis color morphs, and examined the role of visual opsins.
Xing-Xing Wang   +7 more
doaj   +1 more source

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