---
title: Legs on birds, and animals with none — a lesson of Mova's school · trees and pragmatics
description: «Legs on birds, and animals with none», a lesson of the lessons course of Mova's primary school, sentence by sentence with dependency trees and pragmatics. It begins: Every bird has 2 legs: chickens, ducks, penguins, owls and parrots stand on 2 legs.
---

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# Legs on birds, and animals with none

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Lesson 203 of the lessons course of Mova's primary school: 3 sentences, each with its syntax tree and pragmatics. The lessons are written for Mova, and their agreed trees are part of Mova corpus 0.4 (CC BY-SA 4.0).

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- [0](https://md.mova.elamur.ai/free/en/corpora/school/lessons/203-legs-on-birds-and-animals-with-none/0/) — Every bird has 2 legs: chickens, ducks, penguins, owls and parrots stand on 2 legs.
- [1](https://md.mova.elamur.ai/free/en/corpora/school/lessons/203-legs-on-birds-and-animals-with-none/1/) — A snake has no legs at all, so snakes add nothing to a count of legs.
- [2](https://md.mova.elamur.ai/free/en/corpora/school/lessons/203-legs-on-birds-and-animals-with-none/2/) — 4 chickens and 3 snakes have 4 × 2 + 3 × 0 = 8 legs.

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- ← previous: [Legs on four-legged animals](https://md.mova.elamur.ai/free/en/corpora/school/lessons/202-legs-on-four-legged-animals/)
- next →: [Wings on birds and on insects](https://md.mova.elamur.ai/free/en/corpora/school/lessons/204-wings-and-legs/)
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