Results 111 to 120 of about 8,931 (297)

Raptors of Ohio : field guide

open access: yes, 2018
"Publication date: 2/18"--Page 4 of cover.Raptors in Ohio -- How to ID raptors -- Raptor types -- Ohio birding organizations -- Did you know? -- Glossary."Most species of raptors survive by hunting one or more types of live animals for food.

core  

A reappraisal of the Middle to Later Stone Age prehistory of Morocco Réévaluer la préhistoire du Maroc, du Middle Stone Age au Later Stone Age

open access: yesJournal of the Royal Anthropological Institute, EarlyView.
Over the last 25 years, perceptions of the early prehistory of Northwest Africa have undergone radical changes due to new fieldwork projects and a corresponding growth in scientific interest in the region. Much of this work has been focused in Morocco, known for its extremely rich fossil and archaeological records in caves and rock shelters.
Nick Barton   +3 more
wiley   +1 more source

The predatory behavior of ants: an impressive panoply of morphological adaptations

open access: yesInsect Science, EarlyView.
This review focuses on predation in ants, showing the wide diversity of cases from solitary foraging to group hunting tactics, as well as the evolution of mandible shape frequently adapted to capture specific prey. Although most ants are generalist feeders, finding their sugary substances directly on plants or indirectly via sap‐sucking insects, some ...
Alain Dejean   +6 more
wiley   +1 more source

Dorsal anchoring: an alternative to the pectoral harness for the attachment of transmitters to raptors

open access: yesJournal of Field Ornithology
Telemetry is a valuable tool for the study of bird behavior and ecology. However, traditional methods of transmitter attachment may cause physical discomfort, affecting the health and even the survival of the tagged birds.
André Beal-Galina   +4 more
doaj   +1 more source

Diversity of raptors and nest sites characteristics in an urban area in Southern Chile

open access: yes
Urban areas form a complex, heterogeneous, fragmented mosaic of habitats, including ecosystems in different degrees of alteration. Nevertheless, some species of birds of prey can thrive in cities.
Norambuena, Heraldo V.   +1 more
core  

Mercury accumulation in raptors

open access: yes, 2016
University of Minnesota M.S. thesis. Januay 2016. Major: Integrated Biosciences. Advisors: Gerald Niemi, Matthew Etterson. 1 computer file (PDF); vi, 64 pages.Mercury (Hg) is a toxic heavy metal that when methylated to form methylmercury (MeHg ...
Keyel, Edward
core  

Differences in Habitat Quality Drive Behavioral Contrasts in Two Family Groups of the Critically Endangered Hainan Gibbon (Nomascus hainanus)

open access: yesIntegrative Zoology, EarlyView.
Habitat quality variation drove distinct behavioral strategies: GC (resource‐rich group) behaviors were influenced by food availability, safety and stability, while GE (resource‐scarce group) behaviors relied more on topography, food, and nutrients. Seasonal behavioral flexibility was demonstrated, with food variables dominating in the dry season and ...
Shuai Liu   +7 more
wiley   +1 more source

Sex‐Specific Involvement of Gut Microbiota in Behavioral and Endocrine Responses to Chronic Predator Odor in Brandt's Voles

open access: yesIntegrative Zoology, EarlyView.
18 days of predator odor exposure altered gut microbiota, increased anxiety‐like behaviors, and elevated hypothalamic–pituitary–adrenal axis activity in Brandt's voles, with males showing behavioral habituation and females remaining sensitive. Cecal microbiota transplantation experiments confirmed that only female recipients of microbiota from predator‐
Chen Gu   +6 more
wiley   +1 more source

Transport infrastructure shapes foraging habitat in a raptor community.

open access: yesPLoS ONE, 2015
Transport infrastructure elements are widespread and increasing in size and length in many countries, with the subsequent alteration of landscapes and wildlife communities.
Aimara Planillo   +2 more
doaj   +1 more source

Unraveling Occurrence Patterns and Diversity of Avian Malaria Parasites in Iberian Obligate and Facultative Scavenger Birds

open access: yesIntegrative Zoology, EarlyView.
Low overall haemosporidian occurrence (3.4%; 13/383). Unexpected high lineage diversity (10 new host–parasite interactions). Novel Leucocytozoon lineage (GYPBAR01) in all European vultures except the griffon vulture. Plasmodium relictum (lineage SGS1) in adult red kites.
Pilar Oliva‐Vidal   +5 more
wiley   +1 more source

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