Category Archives: Uncategorized

Living With Arboreal Termites

New Guinea contains many interesting species of tropical insects including arboreal species of termites. Rather than building nests on the ground, these termites build nests on the trunks and limbs of trees. These termites can be found infesting coconut plantations. … Continue reading

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Living With Anal Papillae

Mosquito larvae are aquatic, but have never adapted to breathing underwater. Instead, mosquito larvae must come to the surface of the water to breathe oxygen. Mosquito larvae have an extensions of their hindgut called anal papillae. The anal papillae form a … Continue reading

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Living With Zika: Update

Zika Virus continues to be transmitted throughout the Americas and the Caribbean. Some Zika associated birth defects may have genetic or other causes. Therefore it is important to know the prevalence of birth defects in the population prior to the … Continue reading

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Living With Amino Acid Balance II

Most insects receive insufficient proteins and amino acids in their diet. Blood feeding insects have the opposite problem: too much protein. Terrestrial insects typically process excess amino acid nitrogen into uric acid, which can be excreted with little loss of … Continue reading

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Living With Nutrient Monitoring

The kissing bug, Rodnius prolixus, feeds on the blood of mammals including humans. It is called the kissing bug after its habit of feeding on saliva. Rhodnius requires a blood meal in each immature stage. Laboratory studies of Rhodnius have … Continue reading

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Catching a Breath

Insect embryos develop inside eggs that contain food (yolk) needed for development. The embryo also needs oxygen for respiration. Eggs lack spiracles that are found in insect larvae. Instead, eggs have tiny openings called aeropyles to allow exchange of carbon … Continue reading

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Measuring Their Steps

Some foraging ants will wander in a tortuous path to locate a food source, yet return to the nest in a relatively straight line.  One method of navigation would be to locate the the nest in the visual field and then … Continue reading

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