Well, it was true... but only in theory. Do not let your human believe everything they read online.
Yes, snowdrop are potentially poisonous - the bulbs, that is. And what kind of cat is going to dig up snowdrop bulbs and eat them? A dog - well maybe. A cat - no.
When I go into the garden, I enjoy a good scratch on a tree; I enjoy sniffing where other cats have been; I look out just in case there is a mouse; I laze in the sun if there is any; but what I don't do is dig up things with my claws.
The only digging I might do is for toilet purposes. And I would never eat what I had dug!!
News outlets love bad news and scare stories. This is just one of the latest.
Sometimes I think the human race has gone completely mad. Or perhaps they always were.