He wanted very particularly to know why they should have died in this unanimous and apparently preconcerted way.

The gods had probably killed them by lightning, but the Maharajah wanted to know.

So he sent for the Englishman, who did not mind touching a dead thing, and the Englishman told him that the little red-spotted fishes had undoubtedly been poisoned.
Moti was listening when the doctor said this.
'It could not have been the cake,' said Moti.
But when all was looked into, including one of the little fishes, Dr.Roberts found that it undoubtedly had been the cake.

Scraps of it were still lying about the banyan-tree to help him to this conclusion, and the monkey chattered as if she could give evidence, too, if anybody would listen.

But she gave evidence enough in not eating it.