--- title: Insects and spiders — a lesson of Mova's school · trees and pragmatics description: «Insects and spiders», a lesson of the world course of Mova's primary school, sentence by sentence with dependency trees and pragmatics. It begins: An insect's body has three parts: the head with its eyes and antennae, the thorax where all six legs and the wings are fixed, and the abdomen, where foo --- [Mova](https://md.mova.elamur.ai/free/en/) · [this page in HTML](https://mova.elamur.ai/free/en/corpora/school/world/72-insects-and-spiders/) [home](https://md.mova.elamur.ai/free/en/) / [corpora](https://md.mova.elamur.ai/free/en/corpora/) / [school](https://md.mova.elamur.ai/free/en/corpora/school/) / [World](https://md.mova.elamur.ai/free/en/corpora/school/world/) / Insects and spiders # Insects and spiders Lesson 72 of the world course of Mova's primary school: 18 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). How Mova does on its tests: [the lesson at school](https://md.mova.elamur.ai/free/en/school-run/world/72-insects-and-spiders/). - [0](https://md.mova.elamur.ai/free/en/corpora/school/world/72-insects-and-spiders/0/) — An insect's body has three parts: the head with its eyes and antennae, the thorax where all six legs and the wings are fixed, and the abdomen, where food is digested. - [1](https://md.mova.elamur.ai/free/en/corpora/school/world/72-insects-and-spiders/1/) — Insects have no lungs: air flows into their bodies through tiny holes along their sides and travels down thin tubes, which works only in small bodies, and that is one reason insects stay small. - [2](https://md.mova.elamur.ai/free/en/corpora/school/world/72-insects-and-spiders/2/) — An insect's hard outer skeleton cannot stretch, so a growing insect must moult: it splits its old skin and crawls out in a new, soft one that hardens later. - [3](https://md.mova.elamur.ai/free/en/corpora/school/world/72-insects-and-spiders/3/) — Spiders are arachnids, like scorpions and ticks: two body parts, eight legs, no antennae and no wings. - [4](https://md.mova.elamur.ai/free/en/corpora/school/world/72-insects-and-spiders/4/) — They make silk in special organs at the end of the abdomen, called spinnerets. - [5](https://md.mova.elamur.ai/free/en/corpora/school/world/72-insects-and-spiders/5/) — For example, a garden spider builds a sticky web and waits, while a jumping spider spins no web at all: it stalks its prey with its big front eyes and leaps on it like a tiny cat. - [6](https://md.mova.elamur.ai/free/en/corpora/school/world/72-insects-and-spiders/6/) — An insect's body has a head, a thorax and an abdomen. - [7](https://md.mova.elamur.ai/free/en/corpora/school/world/72-insects-and-spiders/7/) — An insect's legs and wings are all fixed to the thorax. - [8](https://md.mova.elamur.ai/free/en/corpora/school/world/72-insects-and-spiders/8/) — Insects smell and feel with their antennae. - [9](https://md.mova.elamur.ai/free/en/corpora/school/world/72-insects-and-spiders/9/) — Many insects have compound eyes made of hundreds or thousands of tiny lenses, very good at seeing movement all around them. - [10](https://md.mova.elamur.ai/free/en/corpora/school/world/72-insects-and-spiders/10/) — Insects breathe through tiny holes along their bodies, not through lungs. - [11](https://md.mova.elamur.ai/free/en/corpora/school/world/72-insects-and-spiders/11/) — Insects and spiders must moult their hard outer skeleton to grow. - [12](https://md.mova.elamur.ai/free/en/corpora/school/world/72-insects-and-spiders/12/) — There are more known kinds of insects than of all other animals together, and beetles are the biggest group. - [13](https://md.mova.elamur.ai/free/en/corpora/school/world/72-insects-and-spiders/13/) — Honeybees, ants and termites live in large colonies with a queen who lays the eggs. - [14](https://md.mova.elamur.ai/free/en/corpora/school/world/72-insects-and-spiders/14/) — A honeybee does a waggle dance to tell other bees where to find flowers. - [15](https://md.mova.elamur.ai/free/en/corpora/school/world/72-insects-and-spiders/15/) — Spiders are arachnids, together with scorpions, ticks and mites. - [16](https://md.mova.elamur.ai/free/en/corpora/school/world/72-insects-and-spiders/16/) — Spiders make silk with spinnerets, but not all spiders build webs. - [17](https://md.mova.elamur.ai/free/en/corpora/school/world/72-insects-and-spiders/17/) — Most spiders have eight eyes, and very few are dangerous to people. - ← previous: [Rockets, satellites and astronauts](https://md.mova.elamur.ai/free/en/corpora/school/world/71-rockets-satellites-astronauts/) - next →: [Birds: feathers, nests and flight](https://md.mova.elamur.ai/free/en/corpora/school/world/73-birds-feathers-nests-flight/) - ↑ back to [World](https://md.mova.elamur.ai/free/en/corpora/school/world/)