Results 151 to 160 of about 67,793 (283)

Temporal and Ontogenetic Changes in Feeding Ecology of a Characid From Karst Dolines of the Neotropics

open access: yesEcology of Freshwater Fish, Volume 34, Issue 4, October 2025.
ABSTRACT Environmental and biological factors strongly shape fish diets, yet little is known about such influences in flooded Karst Dolines of the Neotropical region. This study examined the diet of Deuterodon luetkenii and assessed its temporal and ontogenetic variation in Lagoa Misteriosa, a karstic lagoon. Fish were sampled bimonthly over 1 year and
Amanda Menegante Caldatto   +3 more
wiley   +1 more source

Ant diversity and species assemblages along an elevational gradient in the arid area of Central Iran [PDF]

open access: yesJournal of Insect Biodiversity and Systematics
Ants (Hym., Formicidae) have been recognized as vital components of arid ecosystems. Determining the diversity patterns of ants and the ecological factors behind these patterns is expected to improve our understanding of the functioning of arid ...
Maryam Hajian   +5 more
doaj  

Biting midges from Dominican amber : 3. Species of the tribes Culicoidini and Ceratopogonini (Diptera: Ceratopogonidae) [PDF]

open access: yes, 1998
The following 10 new species of biting midges are described and illustrated from Dominican amber: Culicoides (Oecacta) antilleanus, C. (0.) brodzinskyi, C. (0.) ambericus, C. (0.) hispanicolus, C. mammalicolus, Brachypogon (B.) american us, B. (Isohelea)
Grogan, William L. Jr.   +1 more
core  

Multimodal floral cues resembling both generalized food sources and oviposition sites in Isotrema manshuriense (Aristolochiaceae) pollinated by flies

open access: yesPlant Biology, Volume 27, Issue 6, Page 1058-1070, October 2025.
The protogynous flowers of Isotrema manshuriense exhibit multimodal cues, resembling both generalized food sources and fly oviposition sites, with these cues varying across sexual phases. Abstract The genus Aristolochia is renowned for its kettle‐like trap flowers that temporarily retain visiting insects, primarily using trapping trichomes.
H. Lim   +7 more
wiley   +1 more source

Phylogenomics of Messor harvester ants (Hymenoptera: Formicidae: Stenammini) unravels their biogeographical origin and diversification patterns La phylogénomique des fourmis moissonneuses Messor (Hymenoptera: Formicidae: Stenammini) clarifie leur origine biogéographique et leurs patrons de diversification

open access: yesSystematic Entomology, Volume 50, Issue 4, Page 1025-1040, October 2025.
Phylogenomic analysis of 2524 ultraconserved‐element loci from 58 Messor harvester ant species helps in redefining taxonomic groups of the genus. Messor ants emerged in the Irano‐Indian area around 20 million years ago, rapidly dispersing to the Western Palaearctic and Northeastern Africa during the early Miocene.
Yannick Juvé   +10 more
wiley   +1 more source

Spatial relationships between dominant ants and the cocoa mirid Sahlbergella singularis in traditional cocoa-based agroforestry systems [PDF]

open access: yes, 2012
Manipulating ant communities to control pests of cocoa has proven to be a promising strategy, especially in Asia. However, concerning African cocoa mirids, the main pests of cocoa in Africa, basic knowledge on mirid-ant relationships is still incomplete.
Babin, Régis   +5 more
core  

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