The Canadian captain guessed that his team's position was already compromised while they were still within the fog.
After all, he understood that it was impossible to know, which country they were representing without seeing the flag on their chest or know someone in their team.
They were hidden almost perfectly on the trees, giving off only bits of their clothes. Thus, it was impossible to rely on that and figure out their identity.
Now their plan of waiting until the tracker lands in others' hands wasn't even an available option since they were requested help from their country's ally.
If they rejected the request under the world's eyes, it would look neither pretty for them nor for their country.
He didn't have the thought of acting deaf to Felix's request since they were bound to show themselves sooner or later.