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0: Sunday

Today's daytime hours: 9:30 a.m. to 3:30 p.m. (Last entry 2:00 p.m.) | ZooLights hours: 4:30 to 9:30 p.m. (Last entry 8:00 p.m.)

1: Monday

Today's daytime hours: 9:30 a.m. to 3:30 p.m. (Last entry 2:00 p.m.) | ZooLights hours: 4:30 to 9:30 p.m. (Last entry 8:00 p.m.)

2: Tuesday

Zoo is closed Tues - Thurs for daytime hours | ZooLights DRIVE hours: 5:00 to 9:00 p.m. (Last entry is 8:00 p.m.)

3: Wednesday

Zoo is closed Tues - Thurs for daytime hours | ZooLights DRIVE hours: 5:00 to 9:00 p.m. (Last entry is 8:00 p.m.)

4: Thursday

Zoo is closed Tues - Thurs for daytime hours | ZooLights DRIVE hours: 5:00 to 9:00 p.m. (Last entry is 8:00 p.m.)

5: Friday

Today's daytime hours: 9:30 a.m. to 3:30 p.m. (Last entry 2:00 p.m.) | ZooLights hours: 4:30 to 9:30 p.m. (Last entry 8:00 p.m.)

6: Saturday

Daytime hours: 9:30 a.m. to 3:30 p.m. (Last entry 2:00 p.m.) | ZooLights hours: 4:30 to 9:30 p.m. (Last entry 8:00 p.m.)

Wildlife Endocrinology Lab contact form

The Oregon Zoo Wildlife Endocrinology Lab provides hormone monitoring services that benefit the conservation and welfare of wildlife. The lab focuses on non-invasive measures such as urine and fecal hormone metabolite monitoring utilizing enzyme-immunoassay (EIA) techniques. Download our brochure for more information.

Use this form to contact us for pricing and sample submission protocols.