[There is an eyebrow raised because "big red dog" is strangely specific, but Kaldur decides it's better not to ask. He is perfectly fine with not understanding all of the things Wally references.]

I would be more concerned about seeing a giant slug, if mushrooms grow to this height.

[He then turns to look off into the distance.] It may be better to see if we could gain some height on our surroundings.