1: Hummingbird eggs can be left unattended for short periods. Females typically incubate eggs for 14-18 days.

2: If left unattended, eggs may not survive. Hummingbirds may abandon nests if they feel threatened.

3: Temperatures may impact egg survival. Eggs can withstand short periods of cooling but can't handle extreme heat.

4: Hummingbirds are diligent parents, usually taking turns incubating eggs to ensure their survival.

5: Predators pose a threat to unattended hummingbird eggs. Nests are vulnerable to squirrels, snakes, and larger birds.

6: Nest location is crucial for egg safety. Hummingbirds choose hidden spots to protect their eggs from predators.

7: Egg viability decreases if left unattended for extended periods. Hummingbirds prioritize egg care to ensure success.

8: Climate and environmental factors play a role in egg survival. Hummingbirds adapt to protect their eggs in various conditions.

9: Overall, keeping a close eye on hummingbird eggs is essential for successful hatchings and healthy fledglings.