Insects

Definition of Insects as it relates to Animals, Animals By Size, Medium Animals, Wild Animals

Insects are small invertebrate animals with a hard exoskeleton, six jointed legs, and typically two pairs of wings. They belong to the phylum Arthropoda and the class Insecta, and are among the most diverse and successful groups of organisms on Earth, with over a million described species and many more yet to be discovered. Insects play important roles in ecosystems as pollinators, decomposers, and prey for other animals. They can be found in almost every habitat on Earth, from forests and grasslands to deserts and wetlands. Some insects are beneficial to humans, such as bees, butterflies, and ladybugs, while others can be pests or transmit diseases. In the hierarchy of Animals/Animals By Size/Medium Animals/Wild Animals, Insects represent a unique group of medium-sized wild animals that are characterized by their small size, exoskeleton, and diverse ecological roles. They are distinguished from other wild animals by their distinctive body plan, which includes a head with compound eyes and antennae, a thorax with three pairs of legs and two pairs of wings (in most species), and an abdomen with various segments and appendages. Insects exhibit a wide range of behaviors and life histories, from solitary and camouflaged individuals to social and conspicuous colonies. They communicate using chemical, visual, and auditory signals, and have evolved complex adaptations to survive in challenging environments. Despite their small size, insects have profound impacts on ecosystems and human societies, making them a fascinating and important category of wild animals to study and appreciate.

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  • [Insects.org] Orkin Termite Treatment, Pest Control Exterminator Service | Orkin
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  • [InsectScience.org] ESA Publications | Oxford Academic
  • [InsectScience.net] Insectscience.net – Insectscience.net
  • [insects.eaap.org] EAAP Insects Commission – EAAP Insects Commission website
  • [FlyingInsects.com] flyinginsects.com | Venture
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  • [Entomologist.net] Exploring the Fascinating World of Insects - Entomologist.net
  • [blog.entomologist.net] Exploring the Ecosystem: The Role of Insects and Their Habitats | 2025
  • [Herbivory.com] Insects on Plants, Chemical Ecology, and Coevolution – Website of the Phytophagy Lab at Cornell University, led by a href=https://live-agrawal.pantheonsite.io/prof-anurag-argrawal/Anurag Agrawal/a, a href=https://live-agrawal.pantheonsite.io/2017/11/16/who-was-james-a-perkins/ style=font-style:italic;James A. Perkins Professor of Environmental Studies/a
  • [ButterflyIdentification.org] Butterfly, Moth, and Skipper Identification - North American Flying Insects
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  • [worldmigratorybirdday.org] Protect insects, protect birds #WMBD2024 | World Migratory Bird Day
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  • [icipe.org] icipe - International Centre of Insect Physiology and Ecology
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  • [Repel.com] Repel Outdoor Insect Repellents
  • [InsectGenetics.com] Black Soldier Fly Farming and Insect Genetics in the UK
  • [InsectIdentification.org] Insect, Bugs and Spider Identification - North America
  • [entomology.ces.ncsu.edu] Entomology Insect Biology and Management | NC State Extension
  • [pdic.ces.ncsu.edu] Plant Disease and Insect Clinic | NC State Extension
  • [bugg.com] BUGGINS Insect Repellents - BUGGSLAYER Insecticides | BUGG
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  • [bugsoftennessee.com] Bugs of Tennessee - Cataloging Insect and Bug Species of Tennessee
  • [Grubby.com] Grubby.com – We are the gold standard of insect foods.
  • [branhamlab.com] BranhamLab.com - Branham Lab: Insect Systematics and Behavior
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  • [Olfactometers.com] Sigma Scientific LLC Micanopy, FL Insect olfactometry equpment
  • [insectlab.russell.wisc.edu] UW Insect Diagnostic Lab - Wisconsin Insect Identification
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  • [off.ca] OFF! Mosquito, Tick Insect Repellents | SC Johnson
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