Bees aren't the only pollinators suffering from a massive North American die-off. Butterflies and moths, those flying flowers of the insect world, are disappearing too.
Corn seedlings are especially susceptible to hungry insect herbivores, such as caterpillars and aphids, because they lack woody stems and tough leaves. So what's a tender, young corn plant to do?
Mustard plants are able to defend themselves against voracious caterpillars before these emerge from their eggs. As butterflies lay eggs, a substance is released that the plant recognises, thus activating a series of defence ...
When oaks burst into life in spring populations of oak-leaf-eating caterpillars boom: this offers a food bonanza for caterpillar-munching birds looking to raise a family.
There was a time when Khorn Savai avoided caterpillars, convinced they would make her ill. Now she actively seeks them out.
As butterflies go, the Eastern tiger swallowtail is pretty scary. Their caterpillars look more like stubby snakes, complete with a fake green head, faux black and yellow eyes, and an orange, forked, fleshy "tongue." That ...
A new caterpillar has been discovered with the unique ability to make its cocoon out of flakes of dried resin - a sticky substance exuded from trees that hardens over time.