9 February 2025 On a walk in Hays Woods on 2 February, Linda Roth and fellow hikers found a few severely damaged trees with long vertical cracks in their bark and trunks. What made the trees split like this? One of the most common reasons for cracks and splits on tree trunks is cold temperature. … Continue reading Cracks and Exploding Trees→
8 February 2025 In early February, southwestern Pennsylvania’s resident peregrines are courting and making sure their territories are secure. Meanwhile, adults without a nest site — called “floaters” — are searching for a completely new site, or exploring the existing territories to find a weak resident who cannot keep them out. Sometimes there’s a changeover … Continue reading Residents and Floaters: Peregrines at Pitt & Tarentum→
7 February 2025 Do you love birds? Then you’ll love next weekend when, starting on Valentine’s Day, you’ll have four days of great excuses to spend time birding. This year’s Great Backyard Bird Count (GBBC) runs Friday the 14th through Monday the 17th of February 2025. It’s easy to participate. Count birds at your feeders … Continue reading Great Backyard Bird Count starts on Valentine’s Day→