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Red-and-blue Lory

( Eos histrio )

Also known as:
Blue-tailed Lory, Blue-diademed Lory

Also known as:
Blue-tailed Lory, Blue-diademed Lory

Geography:

DID YOU KNOW?

Red-and-blue Lories are sometimes seen flying from one island to another across large expanses of ocean.

<p><em>Eos</em></p>
Genus:

Eos

<p><em>histrio</em></p>
Species:

histrio

Size:

31 cm (12.1 in)

Weight:

150-185 g (5.25-6.5 oz)

Subspecies including nominate:

three: E.h. histrio, E.h. talautensis, E.h. challengeri

Colour Adult:

E.h. histrio: Both adults mainly red in colour; wide purple/blue band on hindcrown; blue/lilac band from eye through ear coverts and sides of neck, meeting dark blue/purple of mantle and upper back; wide blue strip across chest; thighs black; undertail coverts washed blue; red/purple tail. Eye red.
E.h. talautensis: Both adults as in histrio but with less black on wing coverts.
E.h. challengeri: Both adults less blue strip on breast mixed with red; blue band from eye not extending to mantle; smaller in size.

Colour Juvenile:

E.h. histrio: Blue wash on feathers of head and breast; blue on crown reaches nape and to below eyes; less obvious breast strip; thighs dull lilac. Eye brown.
E.h. talautensis: As in adults.

Call:

Screeches and whistles in flight, quiet while feeding.

More Information:

Avibase

Content Sources:

CITES
BirdLife International
Cornell Lab of Ornithology/Birds of the World
A Guide to Parrots of the World, Juniper and Parr, 1998
Parrots of the World, Forshaw, 2006. 2010 edition
Lexicon of Parrots, Thomas Arndt.
Parrots in Aviculture, Low, 1992.

Captive Status:

Very uncommon.

Longevity:

10-15 yrs.

Housing:

3 x 1 x 2 m (9.8 x 3.3 x 6.5 ft) enclosure with roosting box.

Diet:

Nectar made from baby cereal (lactose-free), honey and malt extract or molasses, mixed with water (bottled) with the addition of wheat germ, made fresh once or twice daily, or a proprietary type (store bought) for small species; as well fresh fruit such as: apple, orange, cactus fruits and bananas and a few vegetables (corn, green leaves, hardcooked egg, carrot).

Enrichment:

Hanging nectar bottles or cups around aviary, providing unsprayed browse with edible flowers, various chew and plastic toys (non-toxic); provide bowls of water for bathing.

Nest Box Size:

9″ x 9″ x 27″ (22.9 cm x 22.9 cm x 88.5 cm) vertical box.

Clutch Size:

2

Fledging Age:

8 weeks

Hatch Weight:

Peak Weight:

Weaning Weight:

World Population:

5500–14,000 mature individuals; nominate of species possibly extinct on Sangihe Is. Declining.

IUCN Red List Status:
Endangered

CITES Listing:
Appendix I

Threat Summary:

Restricted-range species. Habitat loss and overexploitation for trade have caused serious declines. Trapping, although illegal, continues with about 800 birds thought to be exported each year.

Range:

E.h. histrio: Sangihe Islands, Indonesia. Likely extinct.
E.h. talautensis: Talaud Islands, Indonesia.
E.h. challengeri: Nanusa Islands, Indonesia.

Habitat:

Forest and cultivated areas; up to 1250 m (4100 ft).

Wild Diet:

Diet includes coconut (Cocos nucifera) flowers and fruit and nectar of Ficus, Canarium, Lansium domesticum and Syzygium trees. Insects are also taken.

Ecology and Behaviour:

Most commonly seen flying in groups. Up to 8 birds seen. Large numbers gather together to roost. Very vocal at these gatherings.

Clutch and Egg Size:

2 eggs

Breeding Season:

April-May; also November-December depending on location. Nest is in hollow in large tree.

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