Atlas of Habitats

group

0.00005 m³

at 2.6 m

6.5ºN

[notched] nugget

mixed

rough

invertebrates

[notched] nugget

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Introduction

Liberia
Booker Washington Institute, Kakata
6.5321N 10.3661 W
22/08/2024, 14:45

This structure, affixed to the wooden truss of a pavilion in Kakata, is likely a nest or cocoon created by a wasp or a similar solitary insect. The small, rounded construction, featuring a single entry hole, is a carefully crafted shelter, potentially serving as a nesting site for eggs or as protection for developing larvae. The insect's habitat highlights its adaptability to both natural and manmade environments.

Microclimate

The enclosed design of the nest creates a controlled microclimate, protecting the developing larvae from external elements, such as fluctuating temperatures, humidity, and potential predators. The nest’s attachment to the wooden truss offers a stable, elevated position that maintains warmth and dryness, while the thick, insulating walls ensure a balanced internal climate, essential for insect growth.

Material

The nest is composed of a mixture of organic material, such as chewed wood pulp, mud, or plant fibers, which was combined with the insect’s saliva to form a durable, protective shell. The choice of materials likely depends on the species of insect and the surrounding environment. In this case, the dark coloration and rough texture suggest the use of mud or decayed wood, ideal for providing strength and insulation.

Location

This nest’s placement on the wooden-truss structure within the pavilion may have been selected due to the dry, sheltered environment provided by the roof. The wood offers a stable surface for attachment, while the elevated height ensures protection from ground-level predators. The proximity to open spaces and vegetation surrounding the pavilion also provides easy access to prey, such as spiders or caterpillars.

Construction

This small structure was likely built by a mud dauber wasp or potter wasp, both known for their precision and solitary nesting habits. Its construction typically involves the insect gathering small amounts of material, which it molds into shape using its mandibles and saliva. The circular entry hole allows for the insect to lay its eggs or store food, such as paralyzed spiders, ensuring sustenance for the developing larvae inside.