Butterflies at Threshfield Quarry. This will be a full day looking for Spring butterflies, with the chance of Green Hairstreak. Bring packed lunch. Meet/park by the quarry entrance SD981638. Please contact leader if planning on attending. Leader: Nyree Fearnley - 07811 066971

Ilkley Lido. Dawn Chorus. Meet/park SE118484. We will walk up through Middleton Woods to the fields and moors above to experience the early morning sights and sounds of woodland, farmland and moorland birds. Finish around 07:30am. Bring breakfast/flask if required. Weather dependent. Call leader to check the walk is on before setting your alarm. Please ring the Leader if planning to attend and cancel explicitly if you need to do so. Please car share if possible. Bring RSPB

East Wood (aka Weston Woods!) through a forester’s and naturalist’s eyes. This walk will use the trees and flowers to illustrate 20,000 yrs of Pennine woodland history. Meet/park near the western end of Meagill Rise (from football hut upwards), Otley, SE187466. Mostly easy walking, experts on hand, usually 2 to 3 miles maximum. Please car share where possible. Leader: Keith Wilson - 01943 968902

Invertebrate Evening at Ben Rhydding Gravel Pits. Learn about the invertebrates on the reserve and river. Pond dipping for aquatic invertebrates. Discover other insects, including daytime moths and grasshoppers. Nets and sampling trays provided. Parking in lay-by, on hard standing inside the gate, or in front of car wash SE143477. Mostly easy walking, experts on hand, usually 2 to 3 miles maximum. Please car share where possible. Leader: Steve Parkes - 07770 840156

Woodland Warble. Meet/park Heber’s Ghyll SE099472. Note: Some steep terrain! Possibility of spotted flycatcher, redstart or even wood warbler! Plus the usual woodland species. Mostly easy walking, experts on hand, usually 2 to 3 miles maximum. Please car share where possible. Leader: Karen Shackleton - 07790 707419

Middleton Woods and Crabtree Gill. The focus of the walk will be mainly botanical. Th route takes in the western part of Middleton Woods to Crabtree Gill, continues on Langbar Road and returns via Curly Hill, passing the Stubham Oak. Meet/park Ilkley Lido car park, SE118484. Mostly easy walking, experts on hand, usually 2 to 3 miles maximum. Please car share where possible. Leader: Bruce Brown - 07397 093284