Hesperiini

Pronunciation

How to pronounce Hesperiini: /hɛsˈpɛri.aɪˌnaɪ/

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Images

Summary

The Hesperiini, or branded grass skippers, are a tribe of skipper butterflies characterized by the male's unique black diagonal branding that serves a pheromonal purpose for attracting females.

Physical Characteristics

Males possess a black diagonal brand of scales on their forewings, which are associated with pheromone release.

Identification Tips

Look for the distinctive black diagonal brand on the forewings of males.

Habitat

Found in grasslands and open areas, often in tropical and subtropical regions.

Distribution

Widespread across various continents, particularly in tropical environments.

Diet

Larvae typically feed on grasses, while adults sip nectar from flowers.

Life Cycle

Undergo complete metamorphosis: egg, larva (caterpillar), pupa (chrysalis), and adult.

Reproduction

Males attract females using pheromones released from the brand on their forewings; following mating, females lay eggs on suitable host plants.

Predators

Birds, reptiles, and other insectivorous animals.

Ecosystem Role

Important pollinators, contribute to the food web as both herbivores in larval stages and nectar feeders as adults.

Collecting Methods

• Netting during flight
• Baiting with certain flower types

Preservation Methods

• Ethanol preservation
• Pinned specimens
• Setting in insect display boxes

Misconceptions

Some may confuse them with true butterflies due to their size and appearance, but they are a distinct group known as skippers.

Tags

• Hesperiini
• Skippers
• Butterflies
• Lepidoptera
• Insecta
• Pollinators