Idaho Outdoors calendar: Wednesday, Oct. 21

Saturday, Oct. 24

Birding Field Trip: Bogus Basin with Terry Rich: Meet at 8 a.m. in the parking lot of Highlands Elementary, 3434 N. Bogus Basin Road, Boise. Alex Takasugi, 484-9132 or alex_takasugi@cableone.net.

Creepy Critter Encounters: 3 to 6 p.m. at Deer Flat National Wildlife Refuge Visitor Center, 13751 Upper Embankment Road, Nampa. Learn about creatures of the refuge on a spooky hike, see live animals, hear spooky stories and create Halloween crafts. Come in costume for a special treat. Free. 467-9278.

Sunday, Oct. 25

Boise River Greenbelt Bird Watching and Litter Patrol: Meet at 9 a.m. in the Greenbelt parking lot behind the Tavern at Bown Crossing (near east end of ParkCenter Boulevard). Alex Takasugi, 484-9132 or alex_takasugi@cableone.net.

Geology of Islands and Archipelagos: 1 to 2 p.m. at the Idaho Museum of Mining and Geology, 2455 Old Penitentiary Road, Boise. Geologist Terry Maley will discuss the origin and evolution of oceanic islands and archipelagos, including the coral islands. Free to museum members, $5 nonmembers. idahomuseum.org.

Tuesday, Oct. 27

Boise River Community Lecture “Boise River Water Trail”: 6 p.m. at the Garden City Library, 6015 Glenwood St. Tom Chelstrom, Boise River canoeist and author of the “Guide to Canoeing the Boise River,” has teamed up with photographer and map maker Gary Grimm to create an armchair tour of the Boise River. Free. 343-7481.

Saturday, Oct. 31

Field Trip: C.J. Strike East: Meet at 7:30 a.m. at the BLM office, 3948 Development Ave., Boise. Alex Takasugi, 484-9132 or alex_takasugi@cableone.net.

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