Results 41 to 50 of about 748,271 (282)

First report of lionfish prey from Western Florida waters as identified by DNA barcoding [PDF]

open access: yesPeerJ, 2020
DNA barcoding was used to identify prey fragments recovered from the stomachs of lionfish harvested during the 2016 Sarasota Lionfish Derby. A total of 305 prey fragments were recovered from 50 stomachs (mean = 4.6 per stomach), of which 184 (60.3 ...
Carlos A. Santamaria   +2 more
doaj   +2 more sources

Prey distribution and foraging preference for tits

open access: yesORNITHOLOGICAL SCIENCE, 2002
We examined the abundance and distribution of prey in four different height strata and eight tree species in a temperate forest, and analyzed the influence on foraging preference by three breeding tit (Parus) species. Densities of arthropod prey for tits in canopy foliage varied with tree species but not with height.
Teruaki HINO, Akira UNNO, Shigeru NAKANO
openaire   +2 more sources

An Inquiry-Based Exercise for Demonstrating Prey Preference in SNAKES [PDF]

open access: yesThe American Biology Teacher, 2006
Peer reviewed ; Psychology ...
Place, Aaron J., Abramson, Charles I.
openaire   +2 more sources

Feeding of two species of Scydmaeninae "hole scrapers", Cephennium majus and C. ruthenum (Coleoptera: Staphylinidae), on oribatid mites

open access: yesEuropean Journal of Entomology, 2016
Prey preferences and feeding-related behaviour of two Central European species of Scydmaeninae, Cephennium majus and Cephennium ruthenum, were studied under laboratory conditions.
Paweł JAŁOSZYŃSKI   +1 more
doaj   +1 more source

Warning signals and predator-prey coevolution

open access: yes, 2004
Theories of the evolution of warning signals are typically expressed using analytic and computational models, most of which attribute aspects of predator psychology as the key factors facilitating the evolution of warning signals.
Noble, Jason, Franks, Daniel W.
core   +2 more sources

Spotted hyaena Crocuta crocuta feeding ecology and selectivity of large herbivorous prey in the Namib desert

open access: yesEcology and Evolution, 2021
We have investigated the relationship between spotted hyaenas in the south Namib Desert and large herbivorous prey and have summarized an updated overview of predator‐prey relationships in this resource‐limited arid environment.
Karl Sebastian Moritz Fester   +3 more
doaj   +1 more source

Opportunistic feeding by lions: non-preferred prey comprise an important part of lion diets in a habitat where preferred prey are abundant

open access: yesMammal Research, 2020
Optimal foraging theory predicts less diverse predator diets with a greater availability of preferred prey. This narrow diet niche should then be dominated by preferred prey, with implications for predator–prey dynamics and prey population ecology.
Toshka Barnardo   +8 more
openaire   +3 more sources

Prey preferences of notonectids towards larval mosquitoes across prey ontogeny and search area [PDF]

open access: yesPest Management Science, 2019
AbstractBACKGROUNDPredatory biological control agents can be effective natural means of managing pests, vectors and invasive species. However, the strength of predator–prey interactions can be regulated through context‐dependencies that often remain unquantified.
Arpita Dalal   +3 more
openaire   +3 more sources

European Standard Clinical Practice Guideline and EXPeRT Recommendations for the Diagnosis and Management of Gastroenteropancreatic Neuroendocrine Neoplasms in Children and Adolescents

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Pediatric gastroenteropancreatic neuroendocrine neoplasms (GEP‐NENs) are extremely rare and clinically heterogeneous. Management has largely been extrapolated from adult practice. This European Standard Clinical Practice Guideline (ESCP), developed by the EXPeRT network in collaboration with adult NEN experts, provides (adult) evidence ...
Michaela Kuhlen   +23 more
wiley   +1 more source

Predator-induced changes of female mating preferences: innate and experiential effects [PDF]

open access: yes, 2011
Background: In many species males face a higher predation risk than females because males display elaborate traits that evolved under sexual selection, which may attract not only females but also predators. Females are, therefore, predicted to avoid such
Michael Tobler   +39 more
core   +2 more sources

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