Mallard / Photo by Tom Koerner/USFWS |
- Savannah Sparrows can adjust their songs and calls to be heard over the noise around oil and gas fields, but the noise makes communication more stressful.
- Birders in Philadelphia conduct a mid-winter bird census since much of the city is left uncovered by local Christmas Bird Count circles.
- A new breeding site was found for the critically endangered White-winged Flufftail.
- The decline of eastern Golden-winged Warblers may be linked to habitat destruction on their wintering grounds.
- Songbirds in the tropics live longer than ones in temperate zones.
- The non-migratory flock of Whooping Cranes at Kissimmee Prairie in Florida may be moved to Louisiana because of unregulated hunting at their current location.
- Larger hummingbirds use energy more efficiently.
- Some hummingbirds make high-pitched sounds that should be outside of a bird's hearing range.
- Fishing is a major threat to seabirds, which can become entangled in nets or long fishing lines.
- The Bald Eagle pair at the National Arboretum has not produced an egg yet.
- International Bird Rescue: Know Your Gulls: A Very Basic Guide To Identifying Our Local Gulls
- Bourbon, Bastards, and Birds.: The Five Mile Radius
- ABA Blog: 2018 AOS Classification Committee Proposals, Part 2
- ornithologi: Idaho’s Endemic: The Cassia Crossbill (Loxia sinesciuris)
- Vermont Center for Ecostudies: Breeding Yard Birds More Successful with Native Plants
- Mia McPherson's On The Wing Photography: Winter California and Herring Gull Portrait Comparisons
- The Birder's Library: 2018 Bird Book Preview
- Tetrapod Zoology: The Enigma of Legautia, 6-foot Mauritian Super-Rail
- Each Hawaiian island has evolved separate species of spiders, but the spiders tend to look similar from one island to the next.
- A lengthy essay explores how the Brown Marmorated Stink Bug became established and the problems it and other invasive species present.
- The EPA dismissed complaints about toxic pollution from a landfill in Alabama.
- This winter has been extremely warm in the Arctic, and as a result, Arctic sea ice had its lowest extent on record for the month of February.
- Also because of warming trends, Arctic spring is occurring 16 days earlier than it did historically.
- Like the Bush administration before it, the Trump administration is attempting to censor science that it finds politically inconvenient.
- Senator Orrin Hatch requested that the Interior Department remove protection from certain areas in Bears Ears National Monument because of their oil and gas deposits.
- A businessman is being held for the murder of environmental activist Berta Caceres in Honduras.