Ducks and Drakes (1939)

Based on the information provided, the film 'Ducks and Drakes' does not appear to feature any identifiable LGBTQ+ characters or themes. Consequently, there is no specific portrayal to evaluate, resulting in a 'N/A' rating for its net impact on LGBTQ+ representation.

The movie does not contain any action or adventure elements.

Ducks and Drakes (1939) is a nature documentary short film. It does not feature narrative characters derived from source material or historical figures, thus the concept of a gender swap does not apply.

The 1939 film "Ducks and Drakes" is a British nature documentary focusing on the life cycle of ducks. It does not feature any human characters or fictional roles, thus precluding the possibility of a race swap.