The egg is about as large as Leslie himself - which makes the egg about a foot tall - so he's happy to hand it over to Winter.

"Pokemon are smarter than outside-universe people seem to give them credit for, if some of what Ford said is correct," Entrapta says absently as she writes. "So it makes sense that they'd notice our inexperience and feel obliged to assist us in some manner. This way we can learn about eggs for ourselves without needing to worry about harming other people's."