---
title: Only female mosquitoes bite, because they need blood to make their e… — Bites, stings and scratches: mosquitoes, wasps,… · tree and pragmatics
description: Only female mosquitoes bite, because they need blood to make their eggs; their spit keeps the blood runny so it does not clot, and our body reacts to the spit with an itchy bump, which scratching makes itch even more. Who acts: female mosquitoes, wash, spit, body. A sentence of the lesson «Bites, st
---

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# Bites, stings and scratches: mosquitoes, wasps, ticks, dog bites and cat scratches, sentence 7

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Only female mosquitoes bite, because they need blood to make their eggs; their spit keeps the blood runny so it does not clot, and our body reacts to the spit with an itchy bump, which scratching makes itch even more.

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**Who acts:** female mosquitoes, wash, spit, body · **What happens:** bite, need, make, keep, not clot, react · **To what, where:** blood, eggs, itch

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This is a sentence of the lesson «Bites, stings and scratches: mosquitoes, wasps, ticks, dog bites and cat scratches» of the biology course of Mova's primary school. The page gives its syntax tree — a dependency tree in the style of Universal Dependencies — and its pragmatics clause by clause: who acts (female mosquitoes, wash, spit, body), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:399-bites-stings-and-scratches-mosquitoes-wasps-ticks-dog-bites-and-cat-scratches.lesson:7
# text = Only female mosquitoes bite, because they need blood to make their eggs; their spit keeps the blood runny so it does not clot, and our body reacts to the spit with an itchy bump, which scratching makes itch even more.
# source = school lesson (ours)
# course = biology
# lesson = 399-bites-stings-and-scratches-mosquitoes-wasps-ticks-dog-bites-and-cat-scratches.lesson
# annotation = Mova annot: Rust (en) → Haiku 5.5 (medium, Batches API) patches; gates UD 2.18; agreed by treeagree rules (Stanza, Trankit, spaCy trf): R5-strong ×4, R6-punct-agree ×1, R7-rel-agree ×1
1	Only	only	ADV	RB	_	3	advmod	_	Agree=R5-strong|Haiku=4:advmod
2	female	female	ADJ	JJ	Degree=Pos	3	amod	_	_
3	mosquitoes	mosquito	NOUN	NNS	Number=Plur	4	nsubj	_	_
4	bite	bite	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
5	,	,	PUNCT	,	_	8	punct	_	_
6	because	because	SCONJ	IN	_	8	mark	_	_
7	they	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	8	nsubj	_	_
8	need	need	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	4	advcl	_	_
9	blood	blood	NOUN	NN	Number=Sing	8	obj	_	_
10	to	to	PART	TO	_	11	mark	_	_
11	make	make	VERB	VB	VerbForm=Inf	8	advcl	_	Agree=R7-rel-agree|Haiku=8:xcomp
12	their	their	PRON	PRP$	Case=Gen|Number=Plur|Person=3|Poss=Yes|PronType=Prs	13	nmod:poss	_	_
13	eggs	egg	NOUN	NNS	Number=Plur	11	obj	_	_
14	;	;	PUNCT	,	_	17	punct	_	_
15	their	their	PRON	PRP$	Case=Gen|Number=Plur|Person=3|Poss=Yes|PronType=Prs	16	nmod:poss	_	_
16	spit	spit	NOUN	NN	Number=Sing	17	nsubj	_	_
17	keeps	keep	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	8	conj	_	_
18	the	the	DET	DT	Definite=Def|PronType=Art	19	det	_	_
19	blood	blood	NOUN	NN	Number=Sing	17	obj	_	_
20	runny	runny	ADJ	JJ	Degree=Pos	17	xcomp	_	Agree=R5-strong|Haiku=19:amod
21	so	so	ADV	RB	_	25	advmod	_	_
22	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	25	nsubj	_	_
23	does	do	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	25	aux	_	_
24	not	not	PART	RB	Polarity=Neg	25	advmod	_	_
25	clot	clot	VERB	VB	VerbForm=Inf	17	conj	_	_
26	,	,	PUNCT	,	_	30	punct	_	_
27	and	and	CCONJ	CC	_	30	cc	_	_
28	our	our	PRON	PRP$	Case=Gen|Number=Plur|Person=1|Poss=Yes|PronType=Prs	29	nmod:poss	_	_
29	body	body	NOUN	NN	Number=Sing	30	nsubj	_	_
30	reacts	react	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	25	conj	_	_
31	to	to	ADP	IN	_	33	case	_	_
32	the	the	DET	DT	Definite=Def|PronType=Art	33	det	_	_
33	spit	spit	NOUN	NN	Number=Sing	30	obl	_	_
34	with	with	ADP	IN	_	37	case	_	_
35	an	a	DET	DT	Definite=Ind|PronType=Art	37	det	_	_
36	itchy	itchy	ADJ	JJ	Degree=Pos	37	amod	_	_
37	bump	bump	NOUN	NN	Number=Sing	33	nmod	_	_
38	,	,	PUNCT	,	_	40	punct	_	_
39	which	which	PRON	WDT	PronType=Rel	40	nsubj	_	_
40	scratching	scratch	VERB	VBG	Tense=Pres|VerbForm=Part	41	nsubj	_	Agree=R5-strong|Haiku=37:acl:relcl
41	makes	make	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	37	acl:relcl	_	Agree=R5-strong|Haiku=4:conj
42	itch	itch	NOUN	NN	Number=Sing	41	obj	_	_
43	even	even	ADV	RB	_	44	advmod	_	_
44	more	more	ADV	RBR	Degree=Cmp	41	advmod	_	_
45	.	.	PUNCT	.	_	4	punct	_	Agree=R6-punct-agree|Haiku=41:punct
```

## Pragmatics {#pragmatics}

<!-- .note -->
No stored speech act for this sentence.

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **bite** | present | female mosquitoes |  |  |  |  |  | vn swat-18.2 «NP V PP»: agent=Agent |
| 2 | **need** | present | wash | blood |  |  |  |  | vn want-32.1-1-1 «NP V NP ADV»: agent=Pivot blood=Theme |
| 3 | **make** | to-infinitive | wash *not said here* | wash's eggs |  |  |  |  | vn build-26.1-1 «NP.asset V NP»: agent=Asset egg=Product |
| 4 | **keep** | present | wash's spit | the blood |  |  |  | runny *property* | vn keep-15.2 «NP V NP»: agent=Agent blood=Theme |
| 5 | **not** **clot** | present · do-support | spit |  |  |  |  |  | tree rules |
| 6 | **react** | present | our body |  |  |  |  | to the spit with a itchy bump | vn respond-113 «NP V PP.theme»: agent=Agent to spit=Theme |
| 7 | **scratch** | gerund |  |  |  |  |  |  | vn scribble-25.2-1 «NP V»: agent=Agent |
| 8 | **make** | present |  | itch |  |  |  |  | vn build-26.1-1 «NP.asset V NP»: agent=Asset itch=Product |

<!-- .note -->
One row per clause the reader finds. «not said here»: a role filled from the clause above. «roles by»: a VerbNet class and frame when one fits the verb, else the reader's rules on the tree.

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**Licence: [CC BY-SA 4.0](https://creativecommons.org/licenses/by-sa/4.0/)**, as the whole of Mova corpus 0.4, of which this treebank (the agreed school, `mova-school-agreed-en.conllu`) is part. The lessons were written for Mova's primary school. Sentence `school:biology:399-bites-stings-and-scratches-mosquitoes-wasps-ticks-dog-bites-and-cat-scratches.lesson:7`.

**The tree:** Mova annot: Rust (en) → Haiku 5.5 (medium, Batches API) patches; gates UD 2.18; agreed by treeagree rules (Stanza, Trankit, spaCy trf): R5-strong ×4, R6-punct-agree ×1, R7-rel-agree ×1. **The frames** are read from the tree by Mova's frames reader (`prag`) when this page is built, the lesson read in order, so a pronoun may be resolved from an earlier sentence.

See the [release 0.4](https://md.mova.elamur.ai/free/en/releases/0.4/).

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- ← previous: [Bites, stings and scratches: mosquitoe…, 6](https://md.mova.elamur.ai/free/en/corpora/school/biology/399-bites-stings-and-scratches-mosquitoes-wasps-ticks-dog-bites-and-cat-scratches/6/)
- next →: [Bites, stings and scratches: mosquitoe…, 8](https://md.mova.elamur.ai/free/en/corpora/school/biology/399-bites-stings-and-scratches-mosquitoes-wasps-ticks-dog-bites-and-cat-scratches/8/)
- ↑ back to [the lesson](https://md.mova.elamur.ai/free/en/corpora/school/biology/399-bites-stings-and-scratches-mosquitoes-wasps-ticks-dog-bites-and-cat-scratches/)

