Skip to main content
Back to Bird Control
Medium Risk

Common Myna

Acridotheres tristis

The common myna is an aggressive, adaptable bird with a distinctive yellow eye patch. It nests in roof cavities, air vents, and building gaps, creating noise disturbance and hygiene issues. Known for displacing native bird species, it is considered one of the world's most invasive species.

Common Myna - Acridotheres tristis

Risk Level

Medium

Active Period

Diurnal, very active at dawn and dusk

Common Locations

Roof cavities, Air vents

Size

23–26cm body length

Identification Guide

How to Identify Common Myna

Physical Appearance

Brown body with black head and throat. Distinctive bright yellow skin patch behind the eye and yellow legs. White wing patches visible in flight. Bright orange-yellow beak.

Size

23–26cm body length

Common Locations

Roof cavities, Air vents, Trees, Building signage

Common Myna identification
Behaviour Patterns

Habitat & Behaviour

Activity & Breeding

Highly territorial and aggressive, especially during breeding season. Nests in cavities — roof spaces, gaps in buildings, air vents, and signage. Extremely vocal with a wide range of calls. Feeds on insects, fruit, and human food scraps. Often seen in pairs or small groups.

Active Period

Diurnal, very active at dawn and dusk

Warning Signs

Signs of Common Myna Infestation

Loud, repetitive calling especially at dawn and dusk
Nesting material visible in roof gaps, vents, or signage
Aggressive dive-bombing behaviour near nesting sites
Droppings accumulation below roosting and nesting areas
Mynas entering building cavities through gaps
Feathers and debris blocking air vents and drainage
Why Act Now

Health & Property Risks

Droppings carry salmonella and other pathogens
Nesting material blocks ventilation and drainage
Noise disturbance affecting sleep and work productivity
Aggressive behaviour causing safety concerns
Ectoparasites (mites, lice) from nests entering buildings
Take Action

Prevention Tips

Seal gaps and openings in roof spaces and building facades
Cover air vents and utility openings with bird-proof mesh
Remove nesting material promptly (within legal guidelines)
Avoid leaving pet food or food scraps outdoors
Trim trees and vegetation near building entry points
Install physical deterrents on roosting surfaces
Got Questions?

Frequently Asked Questions

Need Help With Common Myna?

Our experienced technicians can identify and eliminate common myna infestations. Contact us for a free inspection and tailored treatment plan.