Monday, June 22, 2026

Animal behavior

Animal behaviorComparative ZoologyEnvironmental ScienceRegenerative Biology/Medicine
Christina Andrea Alvear

Axolotl Armed and Back Again, Thanks to Retinoic Acid

Featured Image Caption: Axolotl and image of limb and skeletal structure being tested for regeneration.  Top image by Tiia Monto,

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A rice leaf-roller moth with it's wings spread wide on a white background
Animal behaviorClimateEcosystemsEnvironmental Science
Julianna Colafranceschi

Gone With the Wind: Changing Climate Conditions Lead to Migratory Insect Decline in Eastern China

Migration is a key stage of many animals’ lives. However, a changing climate may be interrupting this routine travel for many species, including the rice leaf-roller moth. Recent research analyses the changing population dynamics of these moths during migration season and attempts to narrow down the source of these changes.

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Animal behaviorEnvironmental Science
Christina Andrea Alvear

Animal Welfare: Do Piglets in Pens Go Hog Wild for Certain Colors?

According to the USDA, since 1990, the number of hog farms has declined by more than 70% as individual enterprises has grown larger.  Unfortunately for pigs raised in the U.S., their housing conditions are more restrictive than the piglet depicted here.  Presumably, the primary reason for this is to make room for more livestock.

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A sketch of a bird with a question mark above it's beak.
Animal behaviorEnvironmental Science
Julianna Colafranceschi

Making Sense of Senses: How Well Can Birds Smell?

Many vertebrates in the animal kingdom have a highly-developed sense of smell, but what about birds? This article highlights what we know about how birds use olfaction to traverse their daily lives, and outlines what is still unknown.

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