---
title: Cane toads have poison glands behind their heads and can make dogs v… — Defences: poison, warning colours and mimics · tree and pragmatics
description: Cane toads have poison glands behind their heads and can make dogs very sick; they were brought to Australia in 1935 to eat beetles in sugar cane fields, spread, poisoned native animals, and now number in the hundreds of millions, as was reported. Who acts: Cane toads. A sentence of the lesson «Defe
---

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# Defences: poison, warning colours and mimics, sentence 10

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Cane toads have poison glands behind their heads and can make dogs very sick; they were brought to Australia in 1935 to eat beetles in sugar cane fields, spread, poisoned native animals, and now number in the hundreds of millions, as was reported.

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**Who acts:** Cane toads · **What happens:** have, make, bring, eat, spread, poison · **To what, where:** poison glands, heads, dogs, toads, Australia, 1935

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This is a sentence of the lesson «Defences: poison, warning colours and mimics» 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 (Cane toads), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:247-defences-poison-warning-colours-and-mimics.lesson:10
# text = Cane toads have poison glands behind their heads and can make dogs very sick; they were brought to Australia in 1935 to eat beetles in sugar cane fields, spread, poisoned native animals, and now number in the hundreds of millions, as was reported.
# source = school lesson (ours)
# course = biology
# lesson = 247-defences-poison-warning-colours-and-mimics.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): R2-punct-next ×1, R5-strong ×2, R7-rel-agree ×1
1	Cane	cane	NOUN	NN	Number=Sing	2	compound	_	_
2	toads	toad	NOUN	NNS	Number=Plur	3	nsubj	_	_
3	have	have	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	poison	poison	NOUN	NN	Number=Sing	5	compound	_	_
5	glands	gland	NOUN	NNS	Number=Plur	3	obj	_	_
6	behind	behind	ADP	IN	_	8	case	_	_
7	their	their	PRON	PRP$	Case=Gen|Number=Plur|Person=3|Poss=Yes|PronType=Prs	8	nmod:poss	_	_
8	heads	head	NOUN	NNS	Number=Plur	3	obl	_	Agree=R5-strong|Haiku=5:nmod
9	and	and	CCONJ	CC	_	11	cc	_	_
10	can	can	AUX	MD	VerbForm=Fin	11	aux	_	_
11	make	make	VERB	VB	Mood=Imp|VerbForm=Fin	3	conj	_	_
12	dogs	dog	NOUN	NNS	Number=Plur	11	obj	_	_
13	very	very	ADV	RB	_	14	advmod	_	_
14	sick	sick	ADJ	JJ	Degree=Pos	11	xcomp	_	_
15	;	;	PUNCT	,	_	18	punct	_	Agree=R2-punct-next|Haiku=3:punct
16	they	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	18	nsubj:pass	_	_
17	were	be	AUX	VBD	Mood=Ind|Number=Plur|Person=3|Tense=Past|VerbForm=Fin	18	aux:pass	_	_
18	brought	bring	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	3	parataxis	_	Agree=R7-rel-agree|Haiku=3:conj
19	to	to	ADP	IN	_	20	case	_	_
20	Australia	Australia	PROPN	NNP	Number=Sing	18	obl	_	_
21	in	in	ADP	IN	_	22	case	_	_
22	1935	1935	NUM	CD	NumForm=Digit|NumType=Card	18	obl	_	_
23	to	to	PART	TO	_	24	mark	_	_
24	eat	eat	VERB	VB	VerbForm=Inf	18	advcl	_	_
25	beetles	beetle	NOUN	NNS	Number=Plur	24	obj	_	_
26	in	in	ADP	IN	_	29	case	_	_
27	sugar	sugar	NOUN	NN	Number=Sing	28	compound	_	Agree=R5-strong|Haiku=29:compound
28	cane	cane	NOUN	NN	Number=Sing	29	compound	_	_
29	fields	field	NOUN	NNS	Number=Plur	24	obl	_	_
30	,	,	PUNCT	,	_	31	punct	_	_
31	spread	spread	VERB	VB	VerbForm=Inf	24	conj	_	_
32	,	,	PUNCT	,	_	33	punct	_	_
33	poisoned	poison	VERB	VBN	Tense=Past|VerbForm=Part	24	conj	_	_
34	native	native	ADJ	JJ	Degree=Pos	35	amod	_	_
35	animals	animal	NOUN	NNS	Number=Plur	33	obj	_	_
36	,	,	PUNCT	,	_	39	punct	_	_
37	and	and	CCONJ	CC	_	39	cc	_	_
38	now	now	ADV	RB	_	39	advmod	_	_
39	number	number	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	24	conj	_	_
40	in	in	ADP	IN	_	42	case	_	_
41	the	the	DET	DT	Definite=Def|PronType=Art	42	det	_	_
42	hundreds	hundred	NOUN	NNS	Number=Plur	39	obl	_	_
43	of	of	ADP	IN	_	44	case	_	_
44	millions	million	NOUN	NNS	Number=Plur	42	nmod	_	_
45	,	,	PUNCT	,	_	48	punct	_	_
46	as	as	SCONJ	IN	_	48	mark	_	_
47	was	be	AUX	VBD	Mood=Ind|Number=Plur|Person=3|Tense=Past|VerbForm=Fin	48	aux:pass	_	_
48	reported	report	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	3	conj	_	_
49	.	.	PUNCT	.	_	3	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 | **have** | present | Cane toads | poison glands |  | toads's heads |  |  | vn birth-28.2-1 «NP V NP»: agent=Agent gland=Patient |
| 2 | **make** | can | Cane toads *not said here* | dogs |  |  |  | sick *property* | vn build-26.1-1 «NP.asset V NP»: agent=Asset dog=Product |
| 3 | **bring** | past · passive |  | toads *= toad* | Australia | 1935 |  |  | vn bring-11.3-1 «NP V NP PP.destination»: subject=Theme to australia=Destination |
| 4 | **eat** | to-infinitive |  | beetles |  | cane fields |  |  | vn eat-39.1-1 «NP V NP»: agent=Agent beetle=Patient |
| 5 | **spread** | infinitive |  |  |  |  |  |  | vn appear-48.1.1 «NP V»: agent=Theme |
| 6 | **poison** | participle |  | native animals |  |  |  |  | vn poison-42.2 «NP V NP»: agent=Agent animal=Patient |
| 7 | **number** | present |  |  |  |  | now | in the hundreds of millions *goal* | vn classify-29.10 «NP V NP PP.goal»: agent=Agent in hundred=Goal |
| 8 | **report** | past · passive | Cane toads *not said here* |  |  |  |  |  | vn characterize-29.2-1-2 «NP V NP» |

<!-- .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:247-defences-poison-warning-colours-and-mimics.lesson:10`.

**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): R2-punct-next ×1, R5-strong ×2, 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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