She is one of the main characters in the DuckTales reboot, where she typically wears an aviator hat, bomber jacket with a light blue scarf and brown pants.

This cartoon, which marked the film debut of Della's three sons (and Donald's nephews), Huey, Dewey, and Louie Duck, opened with Donald receiving a postcard from his sister (addressed "Dear Brother" and signed "Sister Dumbella"), letting him know that the three boys are coming to visit him.

Rosa later included her in the mid-1990s series The Life and Times of Scrooge McDuck, in the story The Empire-Builder from Calisota (1994), in which she and Donald wore identical sailor suits in their childhood.

Subsequently, Della reappeared in June 2019 in the story "Haring met roomijs" ("Herring and Ice Cream") from the Donnie Duck comics, centered on Donald's childhood.

As the mother of the main characters, Huey, Dewey, and Louie, she is revealed during the first season to be a skilled pilot and fearless adventuring partner of her uncle Scrooge McDuck and twin brother Donald.

Dewey notices what looks like Della in one corner of the painting, shown fighting pirates alongside Scrooge and Donald.

[5][18][19] This discovery triggers a search, first by Dewey and Webby Vanderquack before eventually involving all three triplets, for information about their mother and her disappearance; forming the central mystery of the show's first season.

Della was presumed lost to the cosmic abyss after Scrooge launched a massive and expensive rescue operation, but ultimately failed in his attempt to find her.

"), Della was depicted for the first time in a speaking role, revealed to have survived the cosmic storm and still living in the remains of her rocket ship.

In this episode, Donald calls his sister "Dumbella" at one point, meant as an insult but also a reference to Della's alternate name from the 1930s.

"[2] Della (in her DuckTales version) has a cameo appearance in a Chibiverse episode "The Chibi Couple Game", being on a date with Penumbra.

[6][17] Brewster told Entertainment Weekly that she really wanted the role and to be on the DuckTales cast, saying "it's very exciting to be able to be a part of the creation of [Della's] backstory, and who she is."

Brewster was initially worried that, because Della is Donald Duck's twin, she might be asked to do a Donald-like voice for the character, telling Entertainment Tonight that "I could not pull it off.

"[37] Entertainment Weekly said that Brewster "makes Della Duck sound like someone generating rocket fuel with pure pep.

Club wrote that Brewster was "selling Della with every passionate line-reading, making her such a perfect addition to the cast.

Through radio transmissions, Della revealed she was eager to finish her test flight and get home to her boys, unaware that several more years will pass on Earth by the time she does so.

After seeing a photo of her family and assessing the situation, she determines the wreckage is too heavy for her to move on her own, amputates her leg, and declares her intent to return home.

[44] Della also suffers from eisoptrophobia from her time on the Moon when she was so desperate for human connection that she had a staring contest with her reflection that lasted three weeks.