How do antique singing bird music boxes work?

A lifelike bird made of feathers and metal sits at the top of the box. When activated, the bird flaps its wings, turns its head, and opens its beak, as
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A lifelike bird made of feathers and metal sits at the top of the box. When activated, the bird flaps its wings, turns its head, and opens its beak, as chirps and warbles play. Inside the decorative box, there’s a complex system of gears and springs. The chirping sounds are

Antique singing bird cage (Bontems) mechanism explained

Singing Mechanical Bird Box

Singing Bird Boxes Information and Price Guide - Antique Automatons

A beautiful Singing bird box by bontems of Paris, Circa 1900. Tortoisesheel embellished with sterling silver, with silver and enamel lid.

Silver and Tortoiseshell Singing Bird Box by Bontems, circa 1900

The Kid Should See This

Sold At Auction: Wind Up Singing Bird Cage, Love Birds In, 45% OFF

That Flock of Clockwork Birds – Steampunk – Shrunk!

BIRD 一次創作

Collector's Guide: Bird Boxes

A 20th Century Swiss enamelled singing bird box with silvered mounts and fitted oval watch., Dimensions 105 x 75 x 50 mm

Enamelled Singing Bird Box and Watch

The song of the Hermit Thrush

German Mechanical Automaton Song Bird Music Box