Results 1 to 10 of about 143,183 (293)

Intraspecific diversity in prey body size influences survivorship by conferring resistance to predation

open access: yesEcosphere, 2020
Intraspecific diversity can have as strong an effect on communities and ecosystems as more well‐studied effects of species diversity. Intraspecific variation in prey body size may have particularly strong effects on populations by influencing the outcome
A Randall Hughes   +2 more
exaly   +2 more sources

Analysis of temperature adaptability of Eocanthecona furcellata (Wolff) (Hemiptera: Pentatomidae) based on age-stage, two-sex life table and predatory functional response. [PDF]

open access: yesPLoS ONE
Eocanthecona furcellata (Wolff) (Hemiptera: Pentatomidae) is a key natural predator of agricultural and forestry pests. In nature, temperature affects the growth, development and predation ability of predators.
Lingyi Liu   +3 more
doaj   +2 more sources

Convergent iridescence and divergent chemical signals in sympatric sister-species of Amazonian butterflies [PDF]

open access: yeseLife
The evolution of traits in closely-related species living in sympatry strongly depends on both shared selective pressures and reproductive interference.
Joséphine Ledamoisel   +6 more
doaj   +2 more sources

Evaluation of the Effect of Ecological Factors on Cannibalism in Pelophylax bedriagae (Pallas, 1771) (Amphibia: Anura) [PDF]

open access: yesIranian Journal of Animal Biosystematics, 2023
Marsh frog, Pelophylax bedriagae tadpoles habituate in temporary wetlands where intraspecific aggression has been observed. In this study, we examined the independent and interactive effects of predator cues, water level and density on head width size ...
Fatemeh Amjadian   +2 more
doaj   +1 more source

Feeding strategies and intraspecific competition in German yellowjacket (Vespula germanica). [PDF]

open access: yesPLoS ONE, 2018
The German yellowjacket (Vespula germanica) is an opportunist predator and a scavenger, whose eclectic diet also includes honey, brood, dead and live honey-bees.
Michelina Pusceddu   +3 more
doaj   +1 more source

PREDATORY INTERACTION BETWEEN TWO ANURAN SPECIES WITH Thamnodynastes chaquensis (COLUBRIDAE) IN THE BRAZILIAN CERRADO

open access: yesActa Biológica Colombiana, 2021
Although predatory events are uncommon to be recorded in nature, these data are important tools for understanding prey-predator interaction of the involved species.
Fernanda Dias-Silva   +5 more
doaj   +1 more source

Inter- and Intraspecific Trait Compensation of Behavioural and Morphological Defences in a Damselfly Genus

open access: yesFrontiers in Ecology and Evolution, 2022
Predation is a key driver of phenotypic diversification with prey having evolved sets of correlated anti-predator traits. Changes in anti-predator traits can be studied on an evolutionary as well as on a developmental timescale.
Max Mühlenhaupt   +4 more
doaj   +1 more source

The frequency of body scarring in Caspian Whip Snakes (Dolichophis caspius Gmelin, 1789) in south-western Hungary [PDF]

open access: yesHerpetozoa, 2019
Animals can suffer injuries due to diseases, intraspecific aggression and, most of all, predation events. We present field data to provide numerical information about the injuries found in the largest Caspian Whip Snake (Dolichophis caspius) population ...
Krisztián Frank, György Dudás
doaj   +3 more sources

Symbiont-conferred immunity interacts with effects of parasitoid genotype and intraguild predation to affect aphid immunity in a clone-specific fashion

open access: yesBMC Ecology and Evolution, 2022
Background Host-parasite interactions represent complex co-evolving systems in which genetic and associated phenotypic variation within a species can significantly affect selective pressures on traits, such as host immunity, in the other.
Samuel Alexander Purkiss   +3 more
doaj   +1 more source

Is the spider a good biological control agent for Plutella xylostella (Lepidoptera: Plutellidae)?

open access: yesZoologia (Curitiba), 2018
Spiders, as predators of insects and other invertebrates, are an important part of the natural enemies, and they are recognized as an important biological control agent.
Xuan Huang   +4 more
doaj   +1 more source

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