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A subject field of Second Earl Grey , motionless kangaroos staring down a bicyclist in a recent YouTube picture is not evidence of marsupial zombies , scientists say — though the pouch Australians look spookily possessed .

The uprightkangaroospeer intensely at Ben Vezina , who postedthe video on YouTubeon Aug. 23 , as he approaches them on cycle in Hawkstowe Park in Melbourne . When he get close , the stoical - looking animals bounce away .

a kangaroo with a joey in her pouch

Although thezombielikekangaroos attend ready to devour Vezina , their conduct is much more benign and typical . " It looks really normal , " enunciate Marian Powers , a zookeeper at Fort Wayne Children ’s Zoo in Fort Wayne , Indiana .

" kangaroo are really curious and inquisitive animals , " and are very aware of anything that is odd to them , Powers tell Live Science . The kangaroo in the telecasting were likely interrupted from their shaving when Vezina suddenly appeared , office added . [ See Photos of Kangaroos and Other Cute Marsupials ]

Vezina was in no danger of being set on , Powers suppose , although male kangaroo can be strong-growing during the breeding season . Typically , the kangaroos are docile and timid .

A caterpillar covered in parasitic wasp cocoons.

Their rapid bounce by from Vezina are also typical of kangaroos , Powers said . The mammals dot when they ’re startled , moving as fast as 30 mph ( 48 km / h ) .

The kangaroos in the video are very in all likelihood easterly grey kangaroos ( Macropus giganteus ) , Powers said , which can grow to be 5 to 7 feet ( 1.5 to 2.1 meters ) tall . These kangaroos can weigh up to 200 lbs . ( 90 kg ) , and live for around 10 class in the unwarranted and 20 eld or more in captivity , according toFort Wayne Children ’s Zoo ’s internet site .

Fort Wayne Children ’s Zoo host the largest North American universe of eastern grey kangaroos , although in the state of nature , the animate being live inTasmaniaand eastern Australia .

a capuchin monkey with a newborn howler monkey clinging to its back

Eastern gray kangaroo favour the heavy scrubs and woodland of coastal and hilly regions , but they also dwell in grassland and undefendable woodlands , according to the zoo .

These kangaroos populate in group with one large , Old male , two to three females with joeys ( baby kangaroos ) and two to three younger male person . The joeys , which start up their life the size of it of jelly beans , go out their mothers ' pouches after 11 months .

Groups of the animals crop together on grasslands — the kangaroo Vezina monger toward in the telecasting were likely doing the same .

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