Pollen elicits proboscis extension but does not reinforce PER learning in honeybees [PDF]
The function of pollen as a reward for foraging bees is little understood, though there is evidence to suggest that it can reinforce associations with visual and olfactory floral cues.
Casteel +10 more
core +2 more sources
New findings and a new species of the genus Ammothea (Pycnogonida, Ammotheidae), with an updated identification key to all Antarctic and sub-Antarctic species [PDF]
Specimens of the pycnogonid genus Ammothea collected during the Polarstern cruise XXIII/8 (23 November 2006–30 January 2007) were studied. Nine species were recognized in this collection: Ammothea bentartica, A. bicorniculata, A.
Cano Sánchez, Esperanza +1 more
core +1 more source
Cyclopia: A Rare Congenital Anomaly
Cyclopia is the most extreme form of holoprosencephaly. It is characterized by the failure of the embryonic prosencephalon to properly divide the orbits of the eye into two cavities which results in babies with a single or partially divided eye in a ...
Uttara Gautam +2 more
doaj +1 more source
Genetic and morphological evidence reveals the existence of a new family, genus and species of Echinorhynchida (Acanthocephala) [PDF]
Gymnorhadinorhynchus gen. n. is proposed to accommodate its type species, G. decapteri sp. n., a parasite of the marine fish Decapterus punctatus (Cuvier), caught from the coastal waters of Brazil. Gymnorhadinorhynchus decapteri sp. n.
Braicovich, Paola Elizabeth +5 more
core +1 more source
Food Plants of Some Adult Sphinx Moths (Lepidoptera: Sphingidae) [PDF]
Excerpt: While food plants of many species of sphinx moth larvae are well known, food plants of the adults are not. Many observations of the feeding habits of adult sphinx moths undoubtedly have been made, but much of the information is probably resting ...
Fleming, Richard C.
core +3 more sources
Cyclopia with proboscis: A rare congenital anomaly
Cyclopia with a proboscis, a rare congenital anomaly, and a severe form of holoprosencephaly occur as a result of incomplete separation of prosencephalon into two halves of hemispheres during organogenesis.
Asma Kunwar +4 more
doaj +1 more source
Studies on the Helminth Fauna of Japan. Part 49. Cestodes of Fishes, II. [PDF]
Caryophyllaeidae Claus, 1879 1. Glaridacris limnodrili Yamaguti, 1934 Bothriocephalidae Blanchard, 1849 2. Bothriocephalus fluviatilis n. sp. 3. B. lateolabracis n. sp. 4. B. branchiostegi n. sp. 5. B. acheilognathi Yamaguti, 1934 6. B. brotulae n. sp. 7.
Yamaguti, Satyu
core +1 more source
The ability to modify behavior based on prior experience is essential to an animal's survival. For example, animals may become attracted to a previously neutral odor or reject a previously appetitive food source based on previous encounters.
Justine Chia, Kristin Scott
doaj +1 more source
Arhythmorhynchus comptus (Acanthocephala: Polymorphidae) from shorebirds in Patagonia, Argentina, with some comments on a species of profilicollis [PDF]
Adult and immature Arhythmorhynchus comptus (Acanthocephala: Polymorphidae) were found parasitizing the Baird’s Sandpiper, Calidris bairdii, and the White-rumped Sandpiper, Calidris fuscicollis (Aves: Scolopacidae), from several locations in Patagonia ...
Capasso, Sofía Carolina +1 more
core +3 more sources
True Cyclopia–Very Rare Anomaly [PDF]
During our routine postmortem examination, we found a female infant with “True Cyclopia.” The two entire eye balls had fused completely to form one midline organ. The infant was a female who weighed 2910 g. The gestation period was 35 weeks.
K. R. Srinivasan +2 more
doaj +1 more source

