Guided Mount Lemmon Hike — Summerhaven. Sabino Canyon Volunteer Naturalist leads a 5.2 mile hike with an elevation gain of 1100 feet . 9 a.m.-2 p.m. July 7.

Ron Medvescek / Arizona Daily Star

OUTDOORS

All events are free or included in admission or vehicle entrance fee unless otherwise noted. Parking may be additional. Bad weather may change or cancel activity. Children must be accompanied by an adult. No pets unless otherwise specified.

Birds, bats and crawlers

Birding Agua Caliente Park — Roy P. Drachman-Agua Caliente Regional Park, 12325 E. Roger Road. A guided walk to look for warblers, flycatchers, hummingbirds, orioles and vireos. Binoculars available. Online registration required. 7:30-9 a.m. June 29. 615-7855.

Creepy Crawlers: The Silent Majority — Saguaro National Park West. Learn about arthropods. 2:15-2:45 p.m. June 30. 733-5158.

Bats in Flight — Pima County Pantano River Park, 2500 S. Pantano Parkway. Join Pima County naturalists and volunteers to watch as hundreds of bats emerge from daytime roosts under the 22nd St. bridge over the Pantano Wash. 6:30-8:30 p.m. July 1. 615-7855.

Bird Walk — Environmental Operations Park, Hwy. 90 east of Sierra Vista. A two hour walk led by docents from Southeastern Arizona Bird Observatory and the Friends of the San Pedro River. Suitable footwear. 7-9 a.m. July 2. Donations accepted. 459-2555.

Morning Bird Walks — Sweetwater Wetlands, 2511 W. Sweetwater Drive. Join an Audubon Society staff member, on a two hour, 1 mile easy hike to see waterfowl, regular and visiting warblers, and other species hiding in the reeds. 6-8 a.m. July 5. 209-1811.

Birding Agua Caliente Park — Roy P. Drachman-Agua Caliente Regional Park, 12325 E. Roger Road. Take a guided walk to look for summer birds of the Sonoran Desert, such as warblers, flycatchers, hummingbirds, orioles, and vireos. Binoculars available. Online registration required. 7:30-9 a.m. July 6. 615-7855.

Hikes and walks

Desert Pollinators — Saguaro National Park East, 3693 S. Old Spanish Trail. A walk to discover the interrelationships between desert plants and the creatures who pollinate them. 10-10:30 a.m. June  29. 733-5153.

Kangaroo Rat: Super Survivor — Saguaro National Park West, 2700 N. Kinney Road. An easy hike to find out how the rodents escape predators, evade heat, and endure aridity while you search for burrows, runways and tracks of this nocturnal animal. Suitable footwear. 3:15-4 p.m. June 29. 733-5158.

Synergy in the Desert: The Sonoran Habitat — Saguaro National Park West. A talk and walk about the saguaro cactus. 2:15-3 p.m. June 29. 733-5158.

Guided Hike — Marshall Gulch Trailhead, Catalina highway milepost 25.5. Join a Sabino Canyon Volunteer Naturalist on a 4.4 mile guided hike with a 900 feet elevation gain. 9 a.m.-2 p.m. June 30. 749-8700.

Spiny, Shady, and Cool — Saguaro National Park West. A short walk to discover the variety of cacti. 11:15-11:45 a.m. June 30. 733-5158.

River Walk — San Pedro House, 9800 E. Highway 90, Sierra Vista. Find 82 species of mammals, dozens of reptiles and amphibians and nearly 350 species of birds. 8-10 a.m. July 1. 459-2555.

Tour of Historic Canoa Ranch — Historic Hacienda de la Canoa, 5375 S. I-19 Frontage Road, Green Valley. A walking tour of the ranch headquarters. Online registration required. 8:30-10 a.m. July 1. 724-5220.

Guided Mount Lemmon Hike — Summerhaven parking lot, milepost 25.0 Catalina Highway. Sabino Canyon Volunteer Naturalist leads a 5.2 mile hike with an elevation gain of 1100 feet . 9 a.m.-2 p.m. July 7. 749-8700.