11.There is considerable variation in beak structure in birds of paradise of different species.
In some (riflebirds, sicklebills) it resembles a raven's beak, while in others it is thin and small (astrapies). The size of the beak depends on the sex, but there are cases that females have larger beaks (this is most common in insectivorous species).
12.Monogamists are also found among birds of paradise, Paradisaea apoda and Lycocorax pyrrhopterus for example.
Both females and males have the same coloration, do not differ in appearance, live in permanent relationships and raise offspring together.
13.Birds of paradise feed mainly on fruits and arthropods, and some on nectar and small vertebrates.
There are species among them that eat only fruit, but there are also typical carnivores. Carnivorous species use their curved beaks in search for invertebrates hidden in the bark of trees. They can tap dead trunks with their powerful beaks like woodpeckers. Fruiteaters are more likely to be found in the crowns of trees, while insectivores feed at lower elevations.
14.Certain species of birds of paradise prefer particular fruits.
Trumpet manucode andcrinkle-collared manucode eat mainly figs, while Lawes's parotia eat berries.
15.By eating fruits whose seeds they do not digest, they help to spread them.
The seeds are excreted along with the droppings and germinate in moist soil - this makes wonderbirds brilliant jungle sowers.
16.Birds of paradise make many sounds and are loud singers.
They sing to call a mate, to mark territory, or to alert in case of danger.
17.Birds of paradise build nests from leaves and ferns, usually in the fork of a tree. The nest resembles a deep cup.
The female takes care of the offspring herself, and the male does not participate in nest building.
18.It is not entirely known how many eggs the female bird of paradise usually lays, it seems that from 1 to 3.
The eggs are hatched for 16-22 days, and the young leave the nest after 16-30 days depending on the species.
19.There is no information on the lifespan of birds of paradise in the wild.
In captivity, they survive about 30 years.
20.The feathers of birds of paradise are used by indigenous people of New Guinea to decorate ritual costumes, plumes, or funeral ceremonies.
At the turn of the 19th and 20th centuries, European women eagerly decorated their hats with the colorful feathers of these birds.
23 facts about Bird of Paradise