Newly identified Alberta dinosaur had arm muscles fit to lift
![Newly identified Alberta dinosaur had arm muscles fit to lift](https://i.cbc.ca/1.3536334.1460723269!/fileImage/httpImage/image.jpg_gen/derivatives/16x9_780/apatoraptor-pennatus.jpg)
Scientists have discovered signs of unusual muscles on the arms of a new species of dinosaur that once fished in the swamps and bayous of what is now southern Alberta.
![](https://m.media-amazon.com/images/I/616jTMHUhUL._AC_UF894,1000_QL80_.jpg)
Papo The Dinosaur Figure, Velociraptor : Toys & Games
![](https://media.cnn.com/api/v1/images/stellar/prod/200706121509-kongonaphon-kely.jpg?q=w_2512,h_1413,x_0,y_0,c_fill/h_618)
Meet 'Wonderchicken,' the oldest modern bird who lived among
![](https://images.idcrawl.com/sydney-mohr/sydney_mohr_5728999410.jpg)
Sydney Mohr's Instagram, Twitter & Facebook on IDCrawl
![](https://img.etimg.com/thumb/msid-105936496,width-640,height-480,imgsize-184364,resizemode-4/rare-find.jpg)
Tyrannosaur turned into fossil, so did its last meal: Pics here - Rare
![](http://i.imgur.com/mqaaNDr.jpg)
Dinosaur news
![](https://thumbnails.cbc.ca/maven_legacy/thumbnails/667/847/CAS_ARSENAULT_FISH_PROTEST_099_frame_6276.jpg)
Inky's great escape was 'typical' octopus behaviour, says Alberta
![](https://www.nhm.ac.uk/content/dam/nhmwww/discover/new-iguanodon/New-iguanodon-full-width.jpg.thumb.620.620.jpg)
New armless abelisaur dinosaur species discovered in Argentina
![](https://i.cbc.ca/1.3536334.1460723269!/fileImage/httpImage/image.jpg_gen/derivatives/16x9_940/apatoraptor-pennatus.jpg)
Newly identified Alberta dinosaur had arm muscles fit to lift
![](https://static01.nyt.com/images/2016/03/18/arts/18DINO/18DINO-videoSixteenByNine3000.jpg?year=2016&h=1687&w=3000&s=768509a4de6e105dc4ba9be6615497e628a0cba03deb5586ed7149a0e1439c5c&k=ZQJBKqZ0VN&tw=1)
static01.nyt.com/images/2016/03/18/arts/18DINO/18D
![](https://th-thumbnailer.cdn-si-edu.com/6-3VYVSWW3cTf32U9OrWhyTX_QI=/fit-in/1600x0/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer/20110520083105trex_dinosaur_tracking.jpg)
Tyrannosaurus Rex: Armed and Dangerous, Science
Sydney Mohr's Instagram, Twitter & Facebook on IDCrawl
![](https://i2-prod.mirror.co.uk/incoming/article10820230.ece/ALTERNATES/s1200c/1_Artwork-of-a-Tyrannosaurus-rex-hunting1.jpg)
T-Rex's puny arms may have had a VERY important use after all