"Portia and I talked to them about all the conservation they're doing for wildlife, and they're doing all this work in Botswana for elephants, and I love that, and they like what I'm doing for the gorillas in Rwanda, so we're going to all do something together", she said.
The former The Sun columnist took aim again at Meghan's dress sense at the end of the upbeat interview, calling her a "dreary vegan that made herself look uglier than it's even possible" while pregnant, a comment met with laughter from the hosts.
While the Queen, her son Prince Charles and his wife Camilla, and other royals watched the action, Meghan and Harry's spokesperson said they were "too busy" and Archie, at four months, was "too young" to make the Scotland trip.
Meghan Markle purposely saved her Unique York getaway casual.
She was on hand to show her support for Serena Williams, who was playing against Canadian Bianca Andreescu at the US Tennis Open final. "We've lost the naughty boy of the royals and instead we've got this weird prude who seems to think that having a mushroom is the most daring thing he can do with his dinner", adding of the new father: "I liked it when he used to get his genitalia out at pool parties ... that was fun".
"I mean I can't tell you how sweet they are", Ellen gushed on her show this week, before revealing she was able to feed the little royal.More news: Joaquin Phoenix's Joker Won't Cross Over With Robert Pattinson's Batman
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The 61-12 months-outdated joked, "He weighs 15 kilos, which is, the exchange fee, is 17 pounds listed here!" Do you want to see a picture of him?
When she is back in the United Kingdom, the Duchess of Sussex will return to work, in what will be her first official engagement since giving birth to her son Archie in May.
As the Mail On Sunday has reported, it was anticipated that Prince Harry and his wife would take their baby Archie to join the senior royals at Balmoral, and may even have attended this weekend's games. He looks just like Harry. Seriously, they are so incredible.
"They're are so unbelievable, they're the cutest couple and so down to earth".
"And I just hate it, I see them get attacked and it's not fair". They're the cutest couple. They're just two of the most down to earth, compassionate people, they are doing so much good in the world.
DeGeneres said she had an fantastic time with Prince Harry and Meghan, but nothing beat hanging out with Archie.