Cicadas are not harmful to humans and they rarely cause significant plant damage. However, the eggs are laid in slits in twigs, so during large emergences of periodical cicadas they can cause substantial damage to branches of trees and shrubs.
Yes. Lamprey and hagfish are both jawless fishes. They are the only living members of the taxonomical class Agnatha (Greek for “no jaws”).
Could the local mosquito control efforts, particularly the spraying of pesticides for adult mosquitoes, be killing the birds?
Based on safety reports available from the EPA, many of the pesticides being used by local agencies for mosquito control are considered to have very low toxicity to birds.
This is a common problem. The bird sees the reflection and thinks it is another bird encroaching on his territory. One solution is to put a silhouette of a hawk in the window. That scares them off.
Tamarisk is now declining in abundance in some parts of its range in the West because of the release and spread of a biological control agent, a defoliating beetle.
The most effective way to reverse the buffelgrass invasion and lessen its impacts is to tackle high-risk and high-value areas first, and pool resources to save costs and maximize control efforts across mixed jurisdictions.
Under normal conditions, humans are unlikely to be infected with West Nile Virus by handling a sick or dead animal. However, there are a number of other infections that could potentially result from handling an animal.
Signs of infection in wildlife, like in humans, can range from no symptoms to severe symptoms of neurologic illness.
- 1 of 7
- next ›