Woolly stars need catastrophes to live

A small, crunchy, spiny plant redefines toughness as it thrives on catastrophic flooding. The endangered Santa Ana Woolly Star does not just prosper with floods, though; it depends on them. Thanks to a huge dam, natural floods ...

Research shows two invasive beachgrasses are hybridizing

Two species of sand-stabilizing beachgrasses introduced to the Pacific Northwest starting in the early 1900s are hybridizing, raising new questions about impacts to the coastal ecosystems the non-native plants have been engineering ...

Ladybugs: Understanding the beneficial predators among us

Lady beetles, also known as ladybugs, are distinct, varied and abundant, with approximately 500 species in North America and 6,000 worldwide. Their oval, dome-shaped bodies can be colorful and decorative, but the "lady" designation ...

Bold lizards of all sizes have higher mating success

Boldness correlates with the mating success, but not body size or sex, of yellow-spotted monitor lizards roaming the remote Oombulgurri floodplains of tropical Western Australia, ecologists report in the Ecological Society ...

In eastern US, adult trees adapt and acclimate to local climate

Trees growing in temperate forests in the eastern US show strong adaptation or acclimation to local climate. So reports a new study that analyzed more than 23,000 tree cores to investigate how adult trees respond to changes ...

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