Costa Rica Species
Egretta thula
AnimaliaIUCN LCApproved Recent Sighting

Egretta thula

Snowy Egret

Molina, 1782

Detailed Texts Multi-lang
Small heron with pure white plumage, black bill with yellow base, and black legs with very distinctive bright yellow feet.

Added by

Anonymous Curator

Reviewed by

Julia Trouin

Last modified by

Julia Trouin

Taxonomy

PhylumChordata
ClassAves
OrderPelecaniformes
FamilyArdeidae
GenusEgretta
Taxonomic AuthorityMolina, 1782

Ecology & Status

Origin

Native

Population Trend

Stable

Breeding Season

Year Round

Trophic Role

Carnivore

Recent Sightings

Yes

Habitat Summary Multi-lang

Inhabits a wide variety of wetlands, estuaries, mangroves, marshes, and coasts, in both fresh and salt water.

Behaviour Multi-lang

Elegant and active bird, usually hunts by walking or standing still in shallow water.

Social Activity Multi-lang

Social, nests in colonies often mixed with other heron species.

Feeding Guild Multi-lang

Versatile hunter: uses rapid pecking, stirs the water, or actively chases prey.

Trophic Chain Details Multi-lang

Carnivorous: fish, crustaceans, aquatic insects, small reptiles.

Reproductive Behaviour Multi-lang

Nests in trees, shrubs, or reed beds.

Physical Measures

Length (cm)

55.0 - 65.0 cm

Weight (Grams)

350 g - 600 g

Offspring per cycle3 - 4
Sexual DimorphismNo

Lifespan

Sexual Maturity

1 - 2 Years

Gestation / Incubation

20 - 24

Lifespan Estimated
Males10 - 15 Years
Females10 - 15 Years

Evolutionary Adaptations Multi-lang

Yellow feet: Uses its brightly colored feet to attract or flush out prey at the bottom of the water while foraging.

Main Threats Multi-lang

Degradation of wetlands, pesticide contamination, and human disturbances in nesting colonies.

Interesting Facts Multi-lang

At the end of the 19th century, it was on the verge of extinction due to the fashion of using its long, delicate plumes on women's hats.