For the past three summers, I have looked for monarch caterpillars during my daily walks, brought them home, placed them in my outdoor butterfly hatchery, fed them, and watched them form their chrysalises and hatch. I release them in the same area in which I find them. Last summer, I...
the number of eggs provided on the plant may limited by the size of the plant. For example, a four-foot milkweed plant may only be sufficient to feed about 4 monarch butterfly caterpillars through its lifecycle from egg to chrysalis. As such, a potted plant may be provided with about 2...
Reports that pollen from corn genetically engineered to produce a bacterial toxin that protects the plant against European corn borers kills monarch butterfly larvae. Insertion of genes from the bacterium Bacillus thuringiensis; Description of Bt-corn; Likelihood that caterpillars feeding on milkweed at...