The black-capped chickadee (Poecile atricapillus) is a small, nonmigratory, North American songbird that lives in deciduous and mixed forests. It is a passerine bird in the tit family Paridae. It is the state bird of both Maine and Massachusetts in the United States, and the provincial bird of New Brunswick in Canada.
Machines that work out and build your butt muscles include the leg press machine, smith machine and hip extension. Traditionally, the squat has been the most common exercise for building the muscles in the lower body.
A new stem cell technique could make hip replacements âa thing of the pastâ for some patients, says The Independent. Traditionally, people whose hip joint becomes worn or damaged over time need a mechanical implant fitted in place of their damaged joint. However, scientists are currently working on ways to repair the bone using stem cells.