Category Archives: Uncategorized

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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Living With Respiratory Filaments

Insect embryos develop inside eggs that contain food (yolk) needed for development. The embryo also needs oxygen for respiration. Insect eggs have areas permeable to air where oxygen can reach the embryo. In eggs that are laid in moist areas, … Continue reading

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Living With Termites

Termites are cryptic and can cause unseen damage to a house. Termites will on occasion, abandon one site and move to another. In the case of a New Orleans house, inspectors found termite damage that needed repair. When the contractor … Continue reading

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Bed Bug Feeding Adaptations

A major challenge for blood feeding insects is preventing blood platelets from aggregating (clotting) and blocking the blood intake tube. Sequencing of the Bed Bug genome* gives clues about adaptations for blood feeding. The Bed Bug has an expanded suite … Continue reading

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Living With Yeast

Stag beetle larvae feed on rotting wood. Wood is plentiful and contains mostly carbohydrate useful for providing energy but many other essential nutrients are present only in small concentrations. Wood feeding insects often harbor microorganisms that can aid in digestion … Continue reading

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