Results 21 to 30 of about 6,161 (248)

Diversity of Palaearctic Dragonflies and Damselflies (Odonata)

open access: yesDiversity, 2022
More than 1.2 million distribution records were used to create species distribution models for 402 Palaearctic species of dragonflies and damselflies.
Vincent J. Kalkman   +8 more
doaj   +1 more source

The use of crotalaria as possible indirect agent to control Aedes aegypti L. (Diptera: Culicidae)

open access: yesEntomoBrasilis, 2020
Aedes aegypti L. (Diptera: Culicidae) is a vector of arboviruses associated with dengue, chikungunya, zika and yellow fever. Based on empirical knowledge, plants belonging to genus Crotalaria (Fabaceae) attract dragonflies, which are the main natural ...
Barbara Clara Schneider   +2 more
doaj   +1 more source

Detecting the effect of intensive agriculture on Odonata diversity using citizen science data. [PDF]

open access: yesEcol Appl
Abstract Agricultural areas represent one of the major ecosystems of the world. Intensification of agricultural practices produced openfields characterized by low biological diversity. Nevertheless, the distance up to which intensive agricultural fields alter surrounding natural systems is rarely quantified.
Baeta R   +3 more
europepmc   +2 more sources

Differential genetic variability at two mtDNA COI regions does not imply mismatches in Odonata molecular identification performances

open access: yesThe European Zoological Journal, 2021
Molecular-based approaches for species identification and delimitation strongly rely, in terms of universality and efficiency, on the selected markers. Conventionally, when adopting a DNA barcoding approach to discriminate (or identify) metazoans species,
D. Maggioni   +6 more
doaj   +1 more source

ODONATA DIVERSITY AT THE MOUNT PERMISAN NATURAL TOURISM PARK SOUTH BANGKA REGENCY, BANGKA BELITUNG

open access: yesBioLink, 2022
Mount Permisan Natural Tourism Park, South Bangka regency is a conservation area that contains flora and fauna. The diversity of fauna in conservation areas is important to note because fauna can maintain the balance of natural ecosystems.
Ani Tias Kusumaningrum   +2 more
doaj   +1 more source

A new transitional “libelluloid” family of odonates with Mesozoic affinities in the Eocene Green River Formation of Utah, USA

open access: yesActa Palaeontologica Polonica, 2023
The new “libelluloid” family Cordulibellulidae is described to accommodate a new genus and species Cordulibellula inopinata from the Eocene Green River Formation, Utah, USA.
STEVEN D. SROKA   +2 more
doaj   +1 more source

Aeshna affinis Vander Linden, 1820 (Odonata: Aeshnidae) in the Iberian Peninsula: A review of past and recent records, and a larval biometric study

open access: yesRevista Chilena de Entomología, 2023
Aeshna affinis, known as “Southern Migrant Hawker, Blue-eyed Hawker” is a native odonate species uncommon in many areas of the Iberian Peninsula. Field observations in Andalusia, the southernmost peninsular region, are notably scarce. Several photographs
Manuel Ferreras-Romero   +1 more
doaj   +1 more source

The response of neotropical dragonflies (Insecta: Odonata) to local and regional abiotic factors in small streams of the Amazon [PDF]

open access: yes, 2019
Since the relative role of local and regional abiotic factors on the Odonata diversity in rainforest streams is still poorly understood, we evaluated the effects of these factors on adult Odonata (Insecta) from preserved and altered streams in the ...
Belle   +20 more
core   +1 more source

iNaturalist and Structured Mammal Surveys Reflect Similar Species Richness but Capture Different Species Pools Across the United States. [PDF]

open access: yesEcol Evol
iNaturalist data is widely used in ecology, but is known to contain spatial and taxa‐specific biases. We compared species richness and species pools using data from iNaturalist and structured surveys (i.e., camera traps and acoustic bat surveys) across the United States. We found that iNaturalist and structured surveys generally report similar richness,
Herrera DJ   +7 more
europepmc   +2 more sources

Species and life stages of Odonata nymphs sampled with large drift nets in two Wisconsin rivers [PDF]

open access: yes, 2017
Because relatively few nymphs of Odonata are caught in most drift studies, they have been inconsistently reported and little is known about the species and life stages that are predisposed to drift.
DuBois, Bob, Pratt, Dennis
core   +2 more sources

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