Its an egg. It feels white.
(Defensive Common)
Primary
Hatches in 5-10 minutes, taking longer if the spawn is a higher rank. Hatches 10% faster in warm, sheltered regions.
Secondary
Splats when thrown, otherwise not doing much.
White Egg
Egg
Spawn Pool
10% to be a dud.

Director 2.944%, Pacer 2.926%, Mini Rivaltron 2.831%, Trapper 2.683%, Rivaltron 2.663%, Dual 2.423%, Brawler 2.403%, Cursor 2.401%, Engine 2.388%, Maker 2.224%, Strider 2.194%, Cycler 2.169%, Sniper 2.147%, Mega Trapper 2.067%, Mega Rivaltron 2.037%, Wielder 1.911%, Basic 1.841%, Program X32 1.702%, Shooter 1.67%, Dover 1.63%, Caster 1.488%, Handler 1.401%, Cape 1.357%, Trawler 1.187%, Stupor 1.17%, Faer 1.16%, Sorbet 1.158%, Comsat 1.15%, Shade 1.134%, Stanchion 1.132%, Togger 1.119%, Mantler 1.106%, Former 1.091%, Loafer 1.081%, Seizer 1.081%, Authmend 1.078%, Metadapt 1.071%, Major 1.053%, Carbonator 1.049%, Agent 1.049%, Feather 1.047%, Blazer 1.045%, Foster 1.042%, Begetter 1.032%, Loader 1.022%, Hotbed 1.02%, Bunco 1.006%, Beguiler 1.006%, Purlin 1.005%, Lazzar 1.002%, Quill 0.99%, Mentor 0.974%, Cloak 0.97%, Charter 0.961%, Ethive 0.959%, Coetidae 0.943%, Murker 0.885%, Empyrean 0.841%, Illwitter 0.784%, Bolter 0.765%, Legendary Winged Basic 0.579%, Pedibrou 0.479%, Super Quill 0.466%, Beamgazer 0.434%, NEO 0.366%, and Hellion 0.006%