Dogs and cats (especially puppies and kittens) are routinely infected with internal parasites, sometimes without apparent evidence of the infestation until it is too late. (lbah.com)
(This scaffolding is large enough to accommodate a sequence in which Darwin spends time with Jenny the orangutan at the London Zoo in 1838, three years before Annie's birth: she mimics his actions, shows human - like emotions, and provides apparent evidence for his then emerging theory — as well as a charming interlude where Darwin is young and curious and not tormented.) (popmatters.com)
The stronger the apparent evidence, the more insidious their conspiracy must have been. (firstthings.com)