Some microbes found on the forest floor can cause disease or in extreme cases death if ingested.
Only when the oocyst is ingested and passes through the mammalian gut does destabilization of the wall occur with the opening of the suture.
Adaptive response by insects to ingested protease inhibitors may complicate inhibitor based control strategies.
The seeds of at least six species were ingested whole and defecated intact.
Finally, encysted metacercariae within the second intermediate host must be ingested by a suitable vertebrate definitive host for the parasite to become an egg-producing adult.
If the parasites encyst in the open, they will be accidentally ingested by the definitive host, usually a grazing mammal of some sort.
To complete the life cycle metacercariae must be ingested by definitive hosts.
In a second case, liquid gelatin was employed which was also ingested though less readily than the previous liquid.
