Garudapurana 1.162.38

1.162.38

viṣajaḥ saviṣaprāṇiparisarpaṇamūtraṇāt /
daṃṣṭrādantanakhāghātādaviṣaprāṇināmapi //

The poison-born [swelling] occurs from the crawling or urination of poisonous creatures,
or from the strike of fangs, teeth, or claws even of non-poisonous creatures;