California field viewing guide
Bullock's Oriole (male) in California — where & when to see them by RV
Icterus bullockii
Bright orange and black, male sings from treetops in spring.
3peak months
2prime spots
Natural history
About the Bullock's Oriole
Bullock's Orioles build hanging pouch nests in cottonwoods and riparian trees. They forage for insects and fruit in the canopy.
Where to look
Conservation status
See the Bullock's Oriole (male) up close
When to watch
The best months to see the bullock's oriole
Wildlife runs on a calendar. Here is the window when sightings peak in California — plan your trip around the lit months, then check the local refuge or park report before you go.
Best months
Mar · Apr · May
Listen for the whistled song in early morning; peak activity is April–May, but always check the official report.
Plan the trip
Base your California RV trip
Good to know
Common questions
What do Bullock's Orioles eat?
They primarily eat insects, spiders, and fruit, especially mulberries and oranges.
Where do they nest?
In California, they nest in tall cottonwoods and sycamores along rivers and streams.
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