Orchard Oriole
Icterus spurius
Measurements: Length: 5.9–7.1 in (15–18 cm) Weight: 0.6–1.0 oz (16–28 g) Wingspan: 9.8 in (25 cm) The bill is pointed and black with some blue-gray at the base of the lower mandible. The adult male of the nominate subspecies has chestnut on the underparts, shoulder, and rump, with the rest of the plumage black. In the subspecies I. s. fuertesi, the chestnut is replaced with ochre. The adult female and the juvenile of both subspecies have olive-green on the upper parts and yellowish on the breast and belly. All adults have pointed bills and white wing bars.
ID text from Wikipedia, CC BY-SA 4.0
Streak-backed Oriole
Icterus pustulatus
The streak-backed oriole is 19 to 21 cm (7.5 to 8.3 in) long. Males weigh an average of about 43 g (1.5 oz) and females about 35 g (1.2 oz). Adult males of the nominate subspecies I. p. pustulatus have a deep orange head and breast with black lores, chin, and upper breast. Their upperparts are orange with heavy black streaks on the mantle and back. Their tail is mostly black with white tips on all the feathers and white outer edges on the outermost pair. Their lesser upperwing coverts are orange and the rest of their upperwing is mostly black. Voice: The streak-backed oriole's song is a "pleasant series of sweet, clear whistles (some elements repeated)" and its calls include " a saweet!-taweee!-tawee-tawee, a soft churr'teee, and harsh chatters".
ID text from Wikipedia, CC BY-SA 4.0
Where you might meet both
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Play today's Daily BirdPhotos and recordings are credited to their authors under the licence shown. Full profiles: Orchard Oriole and Streak-backed Oriole.