Dragonflies
This reading profile brings together 9 source-linked articles that reference dragonflies.
Explore Fauna’s source-checked field guides and research articles covering dragonflies, or search the species catalog below for individual species profiles.Source-linked reading
- Field guideHow dragonfly nymphs huntA dragonfly nymph carries a folding capture tool beneath its head. Muscles preload elastic structures at two joints, a synchronized release throws the labial mask forward, and terminal palps close around prey.
- Field guideWatching dragonflies and damselfliesDragonflies and damselflies become easier to study when you stop chasing them. Visit in suitable weather, wait near a favored perch or patrol lane, compare structure before color, and record date, place, habitat, behavior, and photographs without capture.
- Field guideHow insect metamorphosis worksMetamorphosis is not one butterfly trick. Insects follow several developmental patterns, and the immature stage may live in a different habitat, eat different food, or resemble the adult to very different degrees.
- Field guideIndicator species explainedAn indicator species is monitored because a defined attribute—presence, abundance, chemistry, condition, or reproduction—has an established relationship with an environmental question. Its meaning depends on the stressor, place, timescale, sampling method, and supporting evidence.
- Field guideWatching pond lifeA pond is several habitats stacked together. Watch the surface, open water, vegetation, bottom, bank, and air in turn, and a seemingly still patch becomes a web of movement.
- Field guideHow beavers build damsA beaver dam is a maintained, leaky barrier rather than a concrete wall. It reduces current and raises local water depth, helping create aquatic access and refuge; as flow finds gaps and materials shift, beavers add branches, sediment, and vegetation where construction cues are strongest.
- Field guidePhenotypic plasticity explainedLight, temperature, nutrition, predators, water, and social conditions can alter development, physiology, morphology, or behavior without changing an individual's DNA sequence. A reaction norm describes the phenotype a genotype produces across environments. Genotypes can differ in those norms, providing variation on which evolution can act.
- Field guideReading a wetlandWetlands are shaped by persistent or recurring water, hydric soils, and adapted vegetation, but surface water is not always present. Read several zones and seasons rather than judging the habitat from one shoreline view.
- Field guideReading habitat: where to lookWildlife is not spread evenly across a landscape. Some species gather at seams while others depend on habitat interiors. Learn to read both and you stop searching at random.