Grubs are the larvae of what type of beetles?

Grubs are the larvae of hard-shelled beetles, which are commonly known as scarab beetles. This group encompasses a variety of species that have a firm exoskeleton, providing them with protection during their larval stage. The lifecycle of these beetles typically includes an adult stage where they emerge from their larval form, which is when they are referred to as grubs and are noted for their C-shaped appearance and soft body.

Understanding the specific relationship between hard-shelled beetles and their larvae is crucial for pest management, especially in agriculture and lawn care, as certain species can cause significant damage to crops and grass. The awareness of grubs being the larvae of hard-shelled beetles helps inform strategies for control and prevention, utilizing targeted pesticides when necessary.

In contrast, soft-shelled beetles, longhorn beetles, and ground beetles do not produce grubs in their lifecycle, which is why they are not the correct answer. Each of these types of beetles has distinct characteristics and their larvae do not exhibit the grub-like form associated with hard-shelled beetles, making knowledge of these differences essential for effective pest management.