Results 1 to 10 of about 16,957 (237)

The metamorphic transition of the frog mouth: from tadpole keratinized mouthparts to adult teeth [PDF]

open access: yesRoyal Society Open Science
Teeth have been a prominent feature of most vertebrates for 400 million years, and the core regulatory network underlying embryonic tooth formation is deeply conserved.
Daniel J. Paluh   +6 more
doaj   +4 more sources

Ultrastructure of the Sensilla on Antennae and Mouthparts of Larval and Adult Cylas formicarius (Coleoptera: Brentidae) [PDF]

open access: yesInsects
The quarantine pest, Cylas formicarius, is a key pest of sweet potatoes during both production and storage, posing a major threat to food security in various countries.
Yuanchang Xu   +8 more
doaj   +4 more sources

Comparative morphology of the larval mouthparts among six species of Notodontidae (Insecta, Lepidoptera), with discussions on their feeding habits and pupation sites [PDF]

open access: yesDeutsche Entomologische Zeitschrift, 2023
Larval mouthparts are significant organs for the individual development, morphologically related with feeding habits, and providing valuable characters for taxonomy and phylogenetic analysis.
Jia-Xin Liu, Lu Jiang
doaj   +5 more sources

Morphology of the Larval Antennae and Mouthparts in Conogethes punctiferalis (Guenée) (Lepidoptera: Crambidae) with Special Reference to Sensilla [PDF]

open access: yesInsects
The yellow peach moth, Conogethes punctiferalis, is a destructive polyphagous pest and poses a severe threat to the fruit industry and field crops worldwide with its continuously increasing population and expanding host range in recent years. Despite the
Chao Yue   +5 more
doaj   +2 more sources

Flower visiting Neuroptera: Mouthparts and feeding behaviour of Nemoptera sinuata (Nemopteridae)

open access: yesEuropean Journal of Entomology, 2008
The mouthparts of the spoon-winged lacewing Nemoptera sinuata are adapted for the uptake of pollen and nectar. Form and function of the mouthparts are described, and the technique of food uptake is discussed in context with flower-visiting behaviour and ...
Harald W Krenn, Bernhardt M Steinwender
exaly   +3 more sources

Ultrastructure of the sensilla on antennae and mouthparts of larval and adult Plutella xylostella (Lepidoptera: Plutellidae)

open access: yesJournal of Integrative Agriculture, 2018
Plutella xylostella (L.) (Plutellidae) is an important agricultural pest throughout the world. In this study, the morphology of antennal and mouthpart sensilla in the larvae and adults of P.
Yiping Li, Fang-Fang Liu
exaly   +3 more sources

Surgical Removal of a Tick‐Bite Region Without the Presence of an Insect Body [PDF]

open access: yesClinical Case Reports
In the absence of an insect body, the diagnostic dermoscopic features of tick bites in the patient included a puncture hole in the tick‐bite lesion located at the center of an erythematous area, along with linear‐to‐irregular white exfoliating imprints ...
Tomoaki Takada
doaj   +2 more sources

The Right Tool for the Job: A Review of Insect Mouthparts as a Tool Kit for Biomimetic Studies [PDF]

open access: yesBiomimetics
Few traits exhibit a more diverse collection of exemplary structure–function relationships than the mouthparts of insects. The global dominance of insects is attributed to their diverse food sources, which are matched by an array of morphological and ...
Matthew S. Lehnert   +2 more
doaj   +2 more sources

Morphological Modification of the Mouthparts of Aphids (Hemiptera: Sternorryncha: Aphididae) [PDF]

open access: yesInsects
Comparative morphological analysis of the labrum and labium among nine aphid species—Uroleucon sp., Glyphina betulae, Myzus cerasi, Panaphis juglandis, Chaitophorus sp., Lachnus roboris, Forda sp., Paracletus cimiciformis, and Trama sp., belonging to six
Yuchen Shi   +3 more
doaj   +2 more sources

Gustatory sensitivity to amino acids in bumblebee mouthparts. [PDF]

open access: yesR Soc Open Sci
Bees rely on amino acids from nectar and pollen for essential physiological functions. While nectar typically contains low (less than 1 mM) amino acid concentrations, levels in pollen are higher but variable (10–200 mM). Behavioural studies suggest bumblebees have preferences for specific amino acids but whether such preferences ...
Rossoni S   +3 more
europepmc   +5 more sources

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