I haven't tried to hatch an egg, but I have had chicks in my bra when they needed frequent attention.
To be very frank, they seemed to prefer burrowing under rather than between, if you catch my drift. If you have enough equipment to try one under each, I think that would be a bit warmer.
It would also probably give things a boost, like cutlets.
It would also probably give things a boost, like cutlets.