![](https://wtop.com/wp-content/uploads/2014/06/351837.jpg)
(Courtesy Jen Zoon, Smithsonian's National Zoo)
Courtesy Jen Zoon, Smithsonian's National Zoo
![](https://wtop.com/wp-content/uploads/2014/06/351838.jpg)
(Courtesy Jen Zoon, Smithsonian's National Zoo)
Courtesy Jen Zoon, Smithsonian's National Zoo
![](https://wtop.com/wp-content/uploads/2014/06/351873.jpg)
They'll open up more space to them as they get comfortable so as not to overwhelm them.
(Courtesy Jen Zoon, Smithsonian's National Zoo)
Courtesy Jen Zoon, Smithsonian's National Zoo
![](https://wtop.com/wp-content/uploads/2014/06/351863.jpg)
She has had 14 calves. Her second calf is Maharani, keepers say.
(Courtesy Jen Zoon, Smithsonian's National Zoo)
Courtesy Jen Zoon, Smithsonian's National Zoo
![](https://wtop.com/wp-content/uploads/2014/06/351864.jpg)
(Courtesy Jen Zoon, Smithsonian's National Zoo)
Courtesy Jen Zoon, Smithsonian's National Zoo
![](https://wtop.com/wp-content/uploads/2014/06/351867.jpg)
She is the tallest of the new additions and has had three calves but none survived, the zoo says.
(WTOP/Megan Cloherty)
WTOP/Megan Cloherty
![](https://wtop.com/wp-content/uploads/2014/06/351868.jpg)
(Courtesy Jen Zoon, Smithsonian's National Zoo)
Courtesy Jen Zoon, Smithsonian's National Zoo
![](https://wtop.com/wp-content/uploads/2014/06/351871.jpg)
''We'll initially introduce them through a 'howdy.' They can touch, see, smell but they're not in the same space,'' she says.
(Courtesy Jen Zoon, Smithsonian's National Zoo)
Courtesy Jen Zoon, Smithsonian's National Zoo
![](https://wtop.com/wp-content/uploads/2014/06/351837-260x174.jpg)
![](https://wtop.com/wp-content/uploads/2014/06/351838-260x174.jpg)
![](https://wtop.com/wp-content/uploads/2014/06/351873-260x174.jpg)
![](https://wtop.com/wp-content/uploads/2014/06/351863-260x174.jpg)
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![](https://wtop.com/wp-content/uploads/2014/06/351867-260x174.jpg)
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![](https://wtop.com/wp-content/uploads/2014/06/351871-260x174.jpg)