The drones in A2 were only retrieving hosts for implantation, so we don't know if they could transform a victim into an egg. (for that matter, xforming into an egg isn't even a fact, but there's no proof against it yet,...)

He borrowed another hat and displayed its perfect emptiness; he held up his empty hands: This is one of the most marvellous bits of prestidigitation known, he said. You have all seen this hat holds nothing in the world: I will now see if I can extract anything from its emptiness. You can all observe my hands go nowhere but into the hat, and they are both open and turned to you. Yet what is this?

Beside the Canary warbler I have only seen of small birds a couple of flame-coloured ruticillas (setophaga ruticilla,) a very rich-tinted bird, whose plumage of intermingled black and orange, as I would say, if oranges were always as ruddy as they are in this and the succeeding month, when they are luscious ripe, whose rich fiery plumage, never fails to arrest attention.

It's only temporary mah. ― It's only temporary, after all.