Female hummingbirds look like males to avoid attacks, study suggests | Birds

[ad_1] They may zip around looking cute and sociable, but the world of hummingbirds is rife with aggression. Now it looks like some female hummingbirds have evolved to avoid this – by adopting the bright plumage of their male counterparts. US researchers captured more than 400 white-necked Jacobin hummingbirds in Panama. Surprisingly, they found that … Read more

‘Unusual mortality’: the plight of Florida’s manatees – in pictures | Environment

[ad_1] A diver from Sea & Shoreline, a Florida-based aquatic restoration firm, scrubs algae from exclusion cages in the Crystal River. The cages allow seagrass to develop mature roots before manatees eat it. As in Indian River Lagoon, land development and pollution fuelled algal blooms that smothered the eelgrass manatees eat. A community organisation, Save … Read more

How to take the lead in dog walking – and earn unconditional love in return | Dogs

[ad_1] Pepper meets Mr Binks for the first time and bottom-sniffs the diminutive pooch by way of greeting. As ever, I look away. But Mr Binks’s owner, dog behaviourist Anna Webb, says: “Ah, that’s nice, they’re introducing themselves.” Pepper, my miniature schnauzer, trots off ahead down the pavement, followed by me, holding her lead, and … Read more